Cardiff
Next 24 hours
Local time: 01:56 BST
Sunrise: 06:01
Sunset: 20:32
Thursday
03:00
17°C 63°F
06:00
16°C 61°F
09:00
17°C 63°F
12:00
19°C 66°F
15:00
19°C 66°F
18:00
19°C 66°F
21:00
16°C 61°F
Friday
00:00
15°C 59°F

Cardiff: Annual Weather Averages

July is the hottest month in Cardiff with an average temperature of 16°C (61°F) and the coldest is February at 4°C (39°F) with the most daily sunshine hours at 7 in July. The wettest month is January with an average of 90mm of rain. The best month to swim in the sea is in August when the average sea temperature is 17°C (62°F).

Average Temperature: Cardiff

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5 4 7 8 11 14 16 16 15 12 8 6
°F 41 39 45 46 52 57 61 61 59 54 46 43

Average High/Low Temperature: Cardiff

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 7 6 9 12 15 18 20 20 18 14 10 8
High °F 45 43 48 54 59 64 68 68 64 57 50 46
Low °C 3 2 4 4 7 10 12 12 11 9 5 4
Low °F 37 36 39 39 45 50 54 54 52 48 41 39

Average Rainfall: Cardiff

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 90 60 90 40 30 40 40 60 50 70 70 70
Days 22 18 19 18 17 16 17 17 17 22 21 20

Average Daily Sunshine Hours: Cardiff

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 2 2 4 6 7 7 7 6 5 3 3 2

Average Sea Temperature: Cardiff

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9 9 9 10 12 14 16 17 17 16 14 12
°F 48 48 48 50 54 57 61 63 63 61 57 54

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