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Dublin Weather in September, Ireland

Slide and Tap Other Months

  • What is Average Temperature?
    The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

    Temperature

    13°C
    56°F
  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    High Temperature

    17°C
    63°F
  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    Low Temperature

    10°C
    50°F
  • What is Average Sea Temperature?
    Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

    Sea Temperature

    14°C
    59°F
  • What are Average Daily Sunshine Hours?
    Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

    Sunshine Hours

    4.2 hours
  • What is Average Rainfall?
    The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

    Rainfall Days

    21 days
  • What is Average Rainfall?
    The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

    Rainfall

    60 mm

September, 2026

Sun
Mon
Tue
1 Avg 13º 55º
Wed
2 Avg 14º 57º
Thu
3 Avg 15º 59º
Fri
4 Avg 14º 57º
Sat
5 Avg 13º 55º
6 Avg 13º 55º
7 Avg 13º 55º
8 Avg 14º 57º
9 Avg 13º 55º
10 Avg 13º 55º
11 Avg 13º 55º
12 Avg 13º 55º
13 Avg 12º 54º
14 Avg 12º 54º
15 Avg 13º 55º
16 Avg 12º 54º
17 Avg 11º 52º
18 Avg 11º 52º
19 Avg 12º 54º
20
21
22
23
24
25
26
  • 14

    57

    Hour 19

    19:00

  • Sunset

    19:29

  • 12

    54

    Hour 20

    20:00

  • 13

    55

    Hour 21

    21:00

  • 13

    55

    Hour 22

    22:00

  • 13

    55

    Hour 23

    23:00

  • Monday
  • 10

    50

    0:00

  • 10

    50

    1:00

  • 9

    48

    2:00

  • 9

    48

    3:00

  • 9

    48

    4:00

  • 8

    46

    5:00

  • 8

    46

    6:00

  • 8

    46

    7:00

  • Sunset

    07:07

  • 8

    46

    8:00

  • 10

    50

    9:00

  • 12

    54

    10:00

  • 13

    55

    11:00

  • 14

    57

    12:00

  • 15

    59

    13:00

  • 15

    59

    14:00

  • 16

    61

    15:00

  • 16

    61

    16:00

  • 16

    61

    17:00

  • 15

    59

    18:00

    • 19:00

      Partly cloudy

      14º

      57º

    • 19 29

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Cloudy

      12º

      54º

    • 21:00

      Cloudy

      13º

      55º

    • 22:00

      Overcast

      13º

      55º

    • 23:00

      Overcast

      13º

      55º

    • 00:00

      Mon

      Overcast

      13º

      55º

    • 01:00

      Overcast

      13º

      55º

    • 02:00

      Overcast

      13º

      55º

    • 03:00

      Overcast

      13º

      55º

    • 04:00

      Overcast

      14º

      57º

    • 05:00

      Overcast

      13º

      55º

    • 06:00

      Overcast

      13º

      55º

    • 07:00

      Overcast

      14º

      57º

    • 07 07

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      15º

      59º

    • 09:00

      Overcast

      16º

      61º

    • 10:00

      Overcast

      18º

      64º

    • 11:00

      Overcast

      18º

      64º

    • 12:00

      Overcast

      20º

      68º

    • 13:00

      Overcast

      21º

      70º

    • 14:00

      Overcast

      21º

      70º

    • 15:00

      Overcast

      21º

      70º

    • 16:00

      Overcast

      21º

      70º

    • 17:00

      Overcast

      21º

      70º

    • 18:00

      Overcast

      20º

      68º

  • 14

    57

    Hour 7

    7:00

  • Sunset

    07:09

  • 15

    59

    Hour 8

    8:00

  • 16

    61

    Hour 9

    9:00

  • 18

    64

    Hour 10

    10:00

  • 18

    64

    Hour 11

    11:00

  • 20

    68

    Hour 12

    12:00

  • 21

    70

    Hour 13

    13:00

  • 21

    70

    Hour 14

    14:00

  • 21

    70

    Hour 15

    15:00

  • 21

    70

    Hour 16

    16:00

  • 21

    70

    Hour 17

    17:00

  • 20

    68

    Hour 18

    18:00

  • 18

    64

    Hour 19

    19:00

  • Sunset

    19:26

  • 16

    61

    Hour 20

    20:00

  • 16

    61

    Hour 21

    21:00

  • 16

    61

    Hour 22

    22:00

  • 15

    59

    Hour 23

    23:00

  • Tuesday
  • 13

    55

    0:00

  • 13

    55

    1:00

  • 13

    55

    2:00

  • 13

    55

    3:00

  • 14

    57

    4:00

  • 13

    55

    5:00

  • 13

    55

    6:00

    • 06:00

      Overcast

      13º

      55º

    • 07:00

      Overcast

      14º

      57º

    • 07 09

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      15º

      59º

    • 09:00

      Cloudy

      16º

      61º

    • 10:00

      Overcast

      18º

      64º

    • 11:00

      Cloudy

      18º

      64º

    • 12:00

      Partly cloudy

      20º

      68º

    • 13:00

      Clear

      21º

      70º

    • 14:00

      Clear

      21º

      70º

    • 15:00

      Clear

      21º

      70º

    • 16:00

      Patchy rain possible

      21º

      70º

    • 17:00

      Patchy rain possible

      21º

      70º

    • 18:00

      Patchy rain possible

      20º

      68º

    • 19:00

      Patchy rain possible

      18º

      64º

    • 19 26

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Patchy rain possible

      16º

      61º

    • 21:00

      Patchy rain possible

      16º

      61º

    • 22:00

      Patchy rain possible

      16º

      61º

    • 23:00

      Mist

      15º

      59º

    • 00:00

      Tue

      Mist

      15º

      59º

    • 01:00

      Mist

      14º

      57º

    • 02:00

      Mist

      14º

      57º

    • 03:00

      Mist

      14º

      57º

    • 04:00

      Mist

      14º

      57º

    • 05:00

      Mist

      14º

      57º

  • 13

    55

    Hour 7

    7:00

  • Sunset

    07:11

  • 14

    57

    Hour 8

    8:00

  • 16

    61

    Hour 9

    9:00

  • 17

    63

    Hour 10

    10:00

  • 19

    66

    Hour 11

    11:00

  • 19

    66

    Hour 12

    12:00

  • 19

    66

    Hour 13

    13:00

  • 19

    66

    Hour 14

    14:00

  • 18

    64

    Hour 15

    15:00

  • 18

    64

    Hour 16

    16:00

  • 18

    64

    Hour 17

    17:00

  • 18

    64

    Hour 18

    18:00

  • 16

    61

    Hour 19

    19:00

  • Sunset

    19:24

  • 15

    59

    Hour 20

    20:00

  • 15

    59

    Hour 21

    21:00

  • 15

    59

    Hour 22

    22:00

  • 15

    59

    Hour 23

    23:00

  • Wednesday
  • 15

    59

    0:00

  • 14

    57

    1:00

  • 14

    57

    2:00

  • 14

    57

    3:00

  • 14

    57

    4:00

  • 14

    57

    5:00

  • 13

    55

    6:00

    • 06:00

      Partly cloudy

      13º

      55º

    • 07:00

      Partly cloudy

      13º

      55º

    • 07 11

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Clear

      14º

      57º

    • 09:00

      Clear

      16º

      61º

    • 10:00

      Clear

      17º

      63º

    • 11:00

      Clear

      19º

      66º

    • 12:00

      Patchy rain possible

      19º

      66º

    • 13:00

      Cloudy

      19º

      66º

    • 14:00

      Patchy rain possible

      19º

      66º

    • 15:00

      Patchy rain possible

      18º

      64º

    • 16:00

      Patchy rain possible

      18º

      64º

    • 17:00

      Patchy rain possible

      18º

      64º

    • 18:00

      Patchy rain possible

      18º

      64º

    • 19:00

      Overcast

      16º

      61º

    • 19 24

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Overcast

      15º

      59º

    • 21:00

      Overcast

      15º

      59º

    • 22:00

      Overcast

      15º

      59º

    • 23:00

      Overcast

      15º

      59º

    • 00:00

      Wed

      Overcast

      14º

      57º

    • 01:00

      Overcast

      15º

      59º

    • 02:00

      Overcast

      14º

      57º

    • 03:00

      Overcast

      14º

      57º

    • 04:00

      Overcast

      13º

      55º

    • 05:00

      Overcast

      13º

      55º

  • 12

    54

    Hour 7

    7:00

  • Sunset

    07:12

  • 11

    52

    Hour 8

    8:00

  • 11

    52

    Hour 9

    9:00

  • 11

    52

    Hour 10

    10:00

  • 12

    54

    Hour 11

    11:00

  • 12

    54

    Hour 12

    12:00

  • 13

    55

    Hour 13

    13:00

  • 14

    57

    Hour 14

    14:00

  • 15

    59

    Hour 15

    15:00

  • 15

    59

    Hour 16

    16:00

  • 14

    57

    Hour 17

    17:00

  • 14

    57

    Hour 18

    18:00

  • 11

    52

    Hour 19

    19:00

  • Sunset

    19:21

  • 10

    50

    Hour 20

    20:00

  • 10

    50

    Hour 21

    21:00

  • 9

    48

    Hour 22

    22:00

  • 9

    48

    Hour 23

    23:00

  • Thursday
  • 14

    57

    0:00

  • 15

    59

    1:00

  • 14

    57

    2:00

  • 14

    57

    3:00

  • 13

    55

    4:00

  • 13

    55

    5:00

  • 13

    55

    6:00

    • 06:00

      Light rain shower

      13º

      55º

    • 07:00

      Light rain shower

      12º

      54º

    • 07 12

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Light rain shower

      11º

      52º

    • 09:00

      Light rain shower

      11º

      52º

    • 10:00

      Patchy rain possible

      11º

      52º

    • 11:00

      Light rain shower

      12º

      54º

    • 12:00

      Patchy rain possible

      12º

      54º

    • 13:00

      Patchy rain possible

      13º

      55º

    • 14:00

      Clear

      14º

      57º

    • 15:00

      Clear

      15º

      59º

    • 16:00

      Clear

      15º

      59º

    • 17:00

      Clear

      14º

      57º

    • 18:00

      Clear

      14º

      57º

    • 19:00

      Partly cloudy

      11º

      52º

    • 19 21

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Cloudy

      10º

      50º

    • 21:00

      Overcast

      10º

      50º

    • 22:00

      Overcast

      48º

    • 23:00

      Overcast

      48º

    • 00:00

      Thu

      Overcast

      48º

    • 01:00

      Overcast

      48º

    • 02:00

      Overcast

      48º

    • 03:00

      Overcast

      48º

    • 04:00

      Overcast

      48º

    • 05:00

      Overcast

      46º

  • 8

    46

    Hour 7

    7:00

  • Sunset

    07:14

  • 9

    48

    Hour 8

    8:00

  • 11

    52

    Hour 9

    9:00

  • 13

    55

    Hour 10

    10:00

  • 15

    59

    Hour 11

    11:00

  • 16

    61

    Hour 12

    12:00

  • 17

    63

    Hour 13

    13:00

  • 17

    63

    Hour 14

    14:00

  • 18

    64

    Hour 15

    15:00

  • 18

    64

    Hour 16

    16:00

  • 17

    63

    Hour 17

    17:00

  • 16

    61

    Hour 18

    18:00

  • 14

    57

    Hour 19

    19:00

  • Sunset

    19:19

  • 13

    55

    Hour 20

    20:00

  • 13

    55

    Hour 21

    21:00

  • 13

    55

    Hour 22

    22:00

  • 12

    54

    Hour 23

    23:00

  • Friday
  • 9

    48

    0:00

  • 9

    48

    1:00

  • 9

    48

    2:00

  • 9

    48

    3:00

  • 9

    48

    4:00

  • 8

    46

    5:00

  • 8

    46

    6:00

    • 06:00

      Overcast

      46º

    • 07:00

      Overcast

      46º

    • 07 14

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      48º

    • 09:00

      Overcast

      11º

      52º

    • 10:00

      Overcast

      13º

      55º

    • 11:00

      Partly cloudy

      15º

      59º

    • 12:00

      Overcast

      16º

      61º

    • 13:00

      Overcast

      17º

      63º

    • 14:00

      Overcast

      17º

      63º

    • 15:00

      Overcast

      18º

      64º

    • 16:00

      Overcast

      18º

      64º

    • 17:00

      Cloudy

      17º

      63º

    • 18:00

      Overcast

      16º

      61º

    • 19:00

      Partly cloudy

      14º

      57º

    • 19 19

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Overcast

      13º

      55º

    • 21:00

      Overcast

      13º

      55º

    • 22:00

      Mist

      13º

      55º

    • 23:00

      Mist

      12º

      54º

    • 00:00

      Fri

      Mist

      12º

      54º

    • 01:00

      Mist

      12º

      54º

    • 02:00

      Mist

      13º

      55º

    • 03:00

      Mist

      12º

      54º

    • 04:00

      Mist

      12º

      54º

    • 05:00

      Mist

      12º

      54º

  • 12

    54

    Hour 7

    7:00

  • Sunset

    07:16

  • 13

    55

    Hour 8

    8:00

  • 14

    57

    Hour 9

    9:00

  • 15

    59

    Hour 10

    10:00

  • 17

    63

    Hour 11

    11:00

  • 18

    64

    Hour 12

    12:00

  • 20

    68

    Hour 13

    13:00

  • 20

    68

    Hour 14

    14:00

  • 20

    68

    Hour 15

    15:00

  • 19

    66

    Hour 16

    16:00

  • 18

    64

    Hour 17

    17:00

  • 16

    61

    Hour 18

    18:00

  • 14

    57

    Hour 19

    19:00

  • Sunset

    19:17

  • 14

    57

    Hour 20

    20:00

  • 13

    55

    Hour 21

    21:00

  • 12

    54

    Hour 22

    22:00

  • 12

    54

    Hour 23

    23:00

  • Saturday
  • 12

    54

    0:00

  • 12

    54

    1:00

  • 13

    55

    2:00

  • 12

    54

    3:00

  • 12

    54

    4:00

  • 12

    54

    5:00

  • 12

    54

    6:00

    • 06:00

      Mist

      12º

      54º

    • 07:00

      Mist

      12º

      54º

    • 07 16

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Clear

      13º

      55º

    • 09:00

      Mist

      14º

      57º

    • 10:00

      Clear

      15º

      59º

    • 11:00

      Clear

      17º

      63º

    • 12:00

      Clear

      18º

      64º

    • 13:00

      Clear

      20º

      68º

    • 14:00

      Partly cloudy

      20º

      68º

    • 15:00

      Clear

      20º

      68º

    • 16:00

      Partly cloudy

      19º

      66º

    • 17:00

      Clear

      18º

      64º

    • 18:00

      Partly cloudy

      16º

      61º

    • 19:00

      Clear

      14º

      57º

    • 19 17

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Clear

      14º

      57º

    • 21:00

      Clear

      13º

      55º

    • 22:00

      Clear

      12º

      54º

    • 23:00

      Partly cloudy

      12º

      54º

    • 00:00

      Sat

      Partly cloudy

      12º

      54º

    • 01:00

      Partly cloudy

      12º

      54º

    • 02:00

      Partly cloudy

      12º

      54º

    • 03:00

      Partly cloudy

      11º

      52º

    • 04:00

      Partly cloudy

      11º

      52º

    • 05:00

      Partly cloudy

      11º

      52º

  • 11

    52

    Hour 7

    7:00

  • Sunset

    07:18

  • 13

    55

    Hour 8

    8:00

  • 14

    57

    Hour 9

    9:00

  • 16

    61

    Hour 10

    10:00

  • 17

    63

    Hour 11

    11:00

  • 18

    64

    Hour 12

    12:00

  • 20

    68

    Hour 13

    13:00

  • 20

    68

    Hour 14

    14:00

  • 20

    68

    Hour 15

    15:00

  • 20

    68

    Hour 16

    16:00

  • 18

    64

    Hour 17

    17:00

  • 17

    63

    Hour 18

    18:00

  • 15

    59

    Hour 19

    19:00

  • Sunset

    19:14

  • 14

    57

    Hour 20

    20:00

  • 13

    55

    Hour 21

    21:00

  • 12

    54

    Hour 22

    22:00

  • 12

    54

    Hour 23

    23:00

  • Sunday
  • 12

    54

    0:00

  • 12

    54

    1:00

  • 12

    54

    2:00

  • 11

    52

    3:00

  • 11

    52

    4:00

  • 11

    52

    5:00

  • 11

    52

    6:00

    • 06:00

      Clear

      11º

      52º

    • 07:00

      Overcast

      11º

      52º

    • 07 18

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Cloudy

      13º

      55º

    • 09:00

      Overcast

      14º

      57º

    • 10:00

      Cloudy

      16º

      61º

    • 11:00

      Cloudy

      17º

      63º

    • 12:00

      Cloudy

      18º

      64º

    • 13:00

      Cloudy

      20º

      68º

    • 14:00

      Overcast

      20º

      68º

    • 15:00

      Cloudy

      20º

      68º

    • 16:00

      Overcast

      20º

      68º

    • 17:00

      Overcast

      18º

      64º

    • 18:00

      Overcast

      17º

      63º

    • 19:00

      Overcast

      15º

      59º

    • 19 14

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Partly cloudy

      14º

      57º

    • 21:00

      Overcast

      13º

      55º

    • 22:00

      Partly cloudy

      12º

      54º

    • 23:00

      Clear

      12º

      54º

    • 00:00

      Sun

      Clear

      12º

      54º

    • 01:00

      Clear

      11º

      52º

    • 02:00

      Clear

      11º

      52º

    • 03:00

      Clear

      11º

      52º

    • 04:00

      Clear

      11º

      52º

    • 05:00

      Clear

      11º

      52º

27
28
29
30
  • 10

    50

    Hour 7

    7:00

  • Sunset

    07:19

  • 11

    52

    Hour 8

    8:00

  • 13

    55

    Hour 9

    9:00

  • 14

    57

    Hour 10

    10:00

  • 14

    57

    Hour 11

    11:00

  • 15

    59

    Hour 12

    12:00

  • 15

    59

    Hour 13

    13:00

  • 16

    61

    Hour 14

    14:00

  • 16

    61

    Hour 15

    15:00

  • 16

    61

    Hour 16

    16:00

  • 15

    59

    Hour 17

    17:00

  • 15

    59

    Hour 18

    18:00

  • 14

    57

    Hour 19

    19:00

  • Sunset

    19:12

  • 14

    57

    Hour 20

    20:00

  • 14

    57

    Hour 21

    21:00

  • 13

    55

    Hour 22

    22:00

  • 13

    55

    Hour 23

    23:00

  • Monday
  • 12

    54

    0:00

  • 11

    52

    1:00

  • 11

    52

    2:00

  • 11

    52

    3:00

  • 11

    52

    4:00

  • 11

    52

    5:00

  • 10

    50

    6:00

    • 06:00

      Clear

      10º

      50º

    • 07:00

      Mist

      10º

      50º

    • 07 19

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      11º

      52º

    • 09:00

      Mist

      13º

      55º

    • 10:00

      Overcast

      14º

      57º

    • 11:00

      Overcast

      14º

      57º

    • 12:00

      Overcast

      15º

      59º

    • 13:00

      Overcast

      15º

      59º

    • 14:00

      Overcast

      16º

      61º

    • 15:00

      Overcast

      16º

      61º

    • 16:00

      Overcast

      16º

      61º

    • 17:00

      Overcast

      15º

      59º

    • 18:00

      Overcast

      15º

      59º

    • 19:00

      Overcast

      14º

      57º

    • 19 12

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Patchy rain possible

      14º

      57º

    • 21:00

      Overcast

      14º

      57º

    • 22:00

      Patchy rain possible

      13º

      55º

    • 23:00

      Patchy rain possible

      13º

      55º

    • 00:00

      Mon

      Patchy rain possible

      13º

      55º

    • 01:00

      Patchy rain possible

      13º

      55º

    • 02:00

      Patchy rain possible

      13º

      55º

    • 03:00

      Patchy rain possible

      12º

      54º

    • 04:00

      Patchy rain possible

      12º

      54º

    • 05:00

      Patchy rain possible

      11º

      52º

  • 9

    48

    Hour 7

    7:00

  • Sunset

    07:21

  • 9

    48

    Hour 8

    8:00

  • 10

    50

    Hour 9

    9:00

  • 10

    50

    Hour 10

    10:00

  • 11

    52

    Hour 11

    11:00

  • 12

    54

    Hour 12

    12:00

  • 13

    55

    Hour 13

    13:00

  • 13

    55

    Hour 14

    14:00

  • 14

    57

    Hour 15

    15:00

  • 14

    57

    Hour 16

    16:00

  • 13

    55

    Hour 17

    17:00

  • 12

    54

    Hour 18

    18:00

  • 10

    50

    Hour 19

    19:00

  • Sunset

    19:09

  • 10

    50

    Hour 20

    20:00

  • 9

    48

    Hour 21

    21:00

  • 9

    48

    Hour 22

    22:00

  • 9

    48

    Hour 23

    23:00

  • Tuesday
  • 13

    55

    0:00

  • 13

    55

    1:00

  • 13

    55

    2:00

  • 12

    54

    3:00

  • 12

    54

    4:00

  • 11

    52

    5:00

  • 10

    50

    6:00

    • 06:00

      Moderate or heavy rain with thunder

      10º

      50º

    • 07:00

      Light rain shower

      48º

    • 07 21

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Partly cloudy

      48º

    • 09:00

      Light rain shower

      10º

      50º

    • 10:00

      Partly cloudy

      10º

      50º

    • 11:00

      Patchy rain possible

      11º

      52º

    • 12:00

      Partly cloudy

      12º

      54º

    • 13:00

      Patchy rain possible

      13º

      55º

    • 14:00

      Clear

      13º

      55º

    • 15:00

      Patchy rain possible

      14º

      57º

    • 16:00

      Clear

      14º

      57º

    • 17:00

      Clear

      13º

      55º

    • 18:00

      Clear

      12º

      54º

    • 19:00

      Clear

      10º

      50º

    • 19 09

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Cloudy

      10º

      50º

    • 21:00

      Clear

      48º

    • 22:00

      Cloudy

      48º

    • 23:00

      Clear

      48º

    • 00:00

      Tue

      Clear

      48º

    • 01:00

      Clear

      48º

    • 02:00

      Clear

      46º

    • 03:00

      Clear

      46º

    • 04:00

      Clear

      45º

    • 05:00

      Clear

      46º

  • 10

    50

    Hour 7

    7:00

  • Sunset

    07:23

  • 11

    52

    Hour 8

    8:00

  • 11

    52

    Hour 9

    9:00

  • 12

    54

    Hour 10

    10:00

  • 12

    54

    Hour 11

    11:00

  • 13

    55

    Hour 12

    12:00

  • 14

    57

    Hour 13

    13:00

  • 14

    57

    Hour 14

    14:00

  • 14

    57

    Hour 15

    15:00

  • 15

    59

    Hour 16

    16:00

  • 14

    57

    Hour 17

    17:00

  • 13

    55

    Hour 18

    18:00

  • 12

    54

    Hour 19

    19:00

  • Sunset

    19:07

  • 12

    54

    Hour 20

    20:00

  • 12

    54

    Hour 21

    21:00

  • 12

    54

    Hour 22

    22:00

  • 12

    54

    Hour 23

    23:00

  • Wednesday
  • 9

    48

    0:00

  • 9

    48

    1:00

  • 8

    46

    2:00

  • 8

    46

    3:00

  • 7

    45

    4:00

  • 8

    46

    5:00

  • 9

    48

    6:00

    • 06:00

      Overcast

      48º

    • 07:00

      Overcast

      10º

      50º

    • 07 23

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      11º

      52º

    • 09:00

      Overcast

      11º

      52º

    • 10:00

      Overcast

      12º

      54º

    • 11:00

      Overcast

      12º

      54º

    • 12:00

      Overcast

      13º

      55º

    • 13:00

      Overcast

      14º

      57º

    • 14:00

      Overcast

      14º

      57º

    • 15:00

      Overcast

      14º

      57º

    • 16:00

      Overcast

      15º

      59º

    • 17:00

      Overcast

      14º

      57º

    • 18:00

      Overcast

      13º

      55º

    • 19:00

      Overcast

      12º

      54º

    • 19 07

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Overcast

      12º

      54º

    • 21:00

      Overcast

      12º

      54º

    • 22:00

      Overcast

      12º

      54º

    • 23:00

      Overcast

      12º

      54º

    • 00:00

      Wed

      Overcast

      12º

      54º

    • 01:00

      Overcast

      13º

      55º

    • 02:00

      Overcast

      13º

      55º

    • 03:00

      Overcast

      13º

      55º

    • 04:00

      Overcast

      13º

      55º

    • 05:00

      Overcast

      13º

      55º

  • 13

    55

    Hour 7

    7:00

  • Sunset

    07:25

  • 13

    55

    Hour 8

    8:00

  • 14

    57

    Hour 9

    9:00

  • 14

    57

    Hour 10

    10:00

  • 15

    59

    Hour 11

    11:00

  • 16

    61

    Hour 12

    12:00

  • 17

    63

    Hour 13

    13:00

  • 17

    63

    Hour 14

    14:00

  • 17

    63

    Hour 15

    15:00

  • 17

    63

    Hour 16

    16:00

  • 16

    61

    Hour 17

    17:00

  • 14

    57

    Hour 18

    18:00

  • 13

    55

    Hour 19

    19:00

  • Sunset

    19:04

  • 13

    55

    Hour 20

    20:00

  • 12

    54

    Hour 21

    21:00

  • 12

    54

    Hour 22

    22:00

  • 12

    54

    Hour 23

    23:00

  • Thursday
  • 12

    54

    0:00

  • 13

    55

    1:00

  • 13

    55

    2:00

  • 13

    55

    3:00

  • 13

    55

    4:00

  • 13

    55

    5:00

  • 13

    55

    6:00

    • 06:00

      Partly cloudy

      13º

      55º

    • 07:00

      Cloudy

      13º

      55º

    • 07 25

      SUNRISE https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunrise.png
    • 08:00

      Overcast

      13º

      55º

    • 09:00

      Cloudy

      14º

      57º

    • 10:00

      Overcast

      14º

      57º

    • 11:00

      Partly cloudy

      15º

      59º

    • 12:00

      Overcast

      16º

      61º

    • 13:00

      Partly cloudy

      17º

      63º

    • 14:00

      Overcast

      17º

      63º

    • 15:00

      Partly cloudy

      17º

      63º

    • 16:00

      Overcast

      17º

      63º

    • 17:00

      Overcast

      16º

      61º

    • 18:00

      Overcast

      14º

      57º

    • 19:00

      Overcast

      13º

      55º

    • 19 04

      SUNSET https://assets.holiday-weather.com/images/mobile/weather_icons/png/sunset.png
    • 20:00

      Overcast

      13º

      55º

    • 21:00

      Overcast

      12º

      54º

    • 22:00

      Overcast

      12º

      54º

    • 23:00

      Overcast

      12º

      54º

    • 00:00

      Thu

      Overcast

      12º

      54º

    • 01:00

      Overcast

      12º

      54º

    • 02:00

      Overcast

      12º

      54º

    • 03:00

      Overcast

      12º

      54º

    • 04:00

      Overcast

      12º

      54º

    • 05:00

      Overcast

      12º

      54º

Forecast
Avg Historical Daily Average

What's the weather like in Dublin in September?

Temperature

With the advent of September, the autumn weather starts making its presence felt.

Temperatures start dipping gradually, with the average temperature now falling at about 14 degrees Celsius.

The average minimum and maximum temperatures during this time of the year are 10 degrees Celsius and 17 degrees Celsius respectively. 

Humidity & Rain

The average rainfall during this time of the year in the city of Dublin is about 60 mm, occurring over a period of 21 rainfall days.

The month of September in Dublin experiences a gradually increase in the amount of cloud cover, with the sky being overcast or mostly cloudy about 50 per cent to 56 per cent of the time.

Sunshine Hours

The sunshine hours estimated during this time of the year is about 4.2 hours on an average.

Over the course of September in Dublin, the length of the day rapidly decreases with the length of the day decreasing by 2 hours, 1 minute from the start to the end of the month. 

Sea Temperature

The average sea temperature during the month of September in Dublin is about 15 degrees Celsius or 59 degrees Fahrenheit.

Wind

The average hourly wind speed in Dublin increases during the month of September, from about 12.1 miles per hour to 13.4 miles per hour over the course of the entire month.

The hourly average wind direction in Dublin throughout the month of September is predominantly from the west, with the city experiencing a peak proportion of 40 per cent on the 1stof September.

Dress Code

With the city of Dublin experiencing a lovely autumn weather in the month of September, the dress code recommended during fall at Dublin are casuals and cool clothing.

As the temperature gradually drops during fall, it is recommended that you get ready for the cold, long winter ahead, by packing some winter wear as well.

Click here for Dublin's weather forecast for the next 14 days. Also, to get an idea of annual weather averages for Dublin, follow this link.

Dublin Hotels in September

Grand Canal Hotel

The Grand Canal Hotel is an upscale living facility located at a minute's walk from the Grand Canal in Ballsbridge, a 3-minute walk from DART trains and 11 minutes on foot from Aviva Stadium. This modern hotel features warm rooms decorated in earthy tones featuring free Wi-Fi, flat-screen TVs, tea and coffee-making facilities, and work desks, while upgraded rooms add laptop safes and balconies. The additional amenities include a traditional wood-panelled bar and restaurant offering live music, a gym, conference facilities and free parking.

The Croke Park Hotel

If you would like to stay at a luxury hotel in a great location in Dublin, Ireland, The Croke Park Hotel is a wise choice. Located across the street from Croke Park stadium, this hotel is an 8-minute walk from the IE trains, at a distance of 1.3 km from the city centre and 3.9 miles from Phoenix Park. This upbeat hotel by the Royal Canal has modern rooms featuring free Wi-Fi, air-conditioning, flat-screen TVs, minibars, safes, tea and coffee making facilities, and work desks, while upgraded rooms add iPod docks, access to a club level lounge, a boardroom and complimentary breakfast. The added amenities include fitness and business centres, free parking, electric car charging, a city shuttle, a classy bistro, a bar featuring a heated outdoor terrace, and bikes that are available to hire.

Hilton Dublin Airport

Hilton Dublin Airport Hotel is set in a modern building off the R139 motorway, at a distance of 3 km from Clongriffin train station, 7 km from Dublin Airport and 10 km from the Guinness Storehouse Museum. This sophisticated hotel has bright, chic rooms featuring custom-designed beds, Wi-Fi (at a fee), flat-screen TVs, tea and coffee making facilities, and minibars, while suites add floor-to-ceiling windows and separate living rooms. Other amenities on offer are an airport shuttle service, a relaxed grill restaurant with a fireplace that serves breakfast, lunch and dinner, a fitness centre and 9 meeting rooms. 

Search for your next stay in Dublin Choose from millions of homes, hotels and other properties all over the world

Bars and Restaurants

The Auld Dubliner

Located in the busy temple bar, The Auld Dubliner is an oasis of quiet in the city and serves great quality Irish food. With an environment that is usually quite busy, the pub plays awesome music and has attentive and professional bartenders. The place has an amazing vibe, a fun and friendly crowd, and lots and lots of options for beer. Apart from the great Irish live music, the lovely and buzzing crowd, the ambience and the atmosphere, what we love most about this pub is the delicious and mouth-watering food that they serve!

BANG Restaurant & Bar

A small, stylish venue where authentic Irish cuisine is prepared and served with carefully sourced ingredients, is the BANG Restaurant & Bar. The food here is innovatively prepared and the menu has an incredible value aside from being absolutely delicious. The restaurant has a quiet, laid back atmosphere and the restaurant is popular for its amazing service, incredible food as well as the wonderful atmosphere it offers to its guests. Also, the staff here is knowledgeable, very friendly and helpful. The staff goes out of its way to make its guests feel welcome and at home, and this is perhaps one of the star features of this place!

Toscana City Centre Italian Restaurant

The Toscana City Centre Italian Restaurant is an elegant dining room for Italian dishes prepared using ingredients from own farmhouse garden. Located on Dame St in Temple Bar, this lovely small restaurant right in the heart of Dublin is perfect for a special occasion with family, friends or even a romantic interest. In addition to the delicious food and attentive service on offer here, the tastes here are extremely flavoursome and the menu is quite extensive. Overall, this is a great old school Irish- Italian restaurant in the heart of the beautiful city of Dublin. 

Things to do in Dublin in September

National Museum of Ireland

Ireland's leading museum institution, the National Museum of Ireland places substantial emphasis on national and some international archaeology, Irish history, Irish art, culture, and natural history. The institution houses 4 separate museums National Museum of Ireland Archaeology, National Museum of Ireland Decorative Arts and History, National Museum of Ireland - Country Life, and National Museum of Ireland - Natural History.

While the National Museum of Ireland - Natural History is a wonderful zoological museum showcasing outstanding examples of wildlife from Ireland and the far corners of the globe, the National Museum of Ireland Decorative Arts and History focuses on Ireland's economic, social, political and military progress through the ages. National Museum of Ireland - Country Life places emphasis on the times gone by in rural Ireland, the National Museum of Ireland Archaeology houses local archaeological finds from the Bronze Age, Vikings and Medieval times with some Egyptian items as well.

Ha'penny Bridge

The Ha'penny Bridge is a pedestrian bridge built in May 1816 over the River Liffey in the city of Dublin and is crossed by thousands of pedestrians every single day. This arch bridge, also a refurbished 19th-century cast-iron span & city symbol, lies in a strategic location for crossing to different attractions on the north and south sides. With a nice story and a rich historic past behind it, this beautiful and special bridge is spectacular to see at night when it is all lit up. Located in the heart of Dublin town, the quaint Ha'penny Bridge has a charm the beautiful Dublin city shall never lose! Marvellous and definitely worth a visit!

A ride on the Open Top Bus!

If you visit Dublin and do not take a ride on the Open Top Bus, you've definitely missed the part that's most fun! The iconic Green Top Open Bus, also fondly called the Hop On Hop Off bus or better the HOHO, is Dublin's popular item on a Dublin tourist's itinerary. Carrying millions of visitors each year to discover the amazing city of Dublin, the HOHO is still considered to be Dublin's original and best Sightseeing Tour. Hosting some of the best and most world famous Dublin tour guides, this bus includes stops to all of Dublin's top attractions. What's more? Two children get to travel free with every paying adult! The trip is well-worth your time, and definitely must be taken while in the city! Highly recommended!

Dublin Events September

Theater


5 Sep 2026
20 Sep 2026

Dublin Fringe Festiva 🎭

A multidisciplinary arts festival showcasing theatre, dance, music, comedy and performance art across independent venues. It provides a platform for emerging artists and experimental work, with events at Smock Alley Theatre, Project Arts Centre and unconventional city spaces. The festival has run annually since 1995.


Sports Event


13 Sep 2026
13 Sep 2026

All-Ireland Gaelic Football Final – Croke Park

The GAA season’s biggest fixture draws over 80,000 spectators to Croke Park. The event is broadcast worldwide, with fan zones and street celebrations across Dublin. Although teams change yearly, the date and significance remain consistent, making it one of Ireland’s most-watched sporting occasions.


Cultural


18 Sep 2026
18 Sep 2026

Culture Night Dublin 🗓

An annual evening where museums, galleries, and heritage buildings open free of charge. Visitors enjoy late-night performances, workshops and guided tours across the city centre and suburbs. Supported by the Arts Council and Dublin City Council, Culture Night promotes public engagement with the arts nationwide.


Artistic Fair


18 Sep 2026
20 Sep 2026

Dublin Tattoo Convention – RDS Arena, Ballsbridge 🗓

An international tattoo and lifestyle expo featuring live art, exhibitions, and music. The convention attracts artists and enthusiasts from around the world. It combines tattoo culture with Irish art and design, running reliably each September at the RDS.


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