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The wettest month is December with an average of 117.2mm of rain. The best month to swim in the sea is in September when the average sea temperature is 20°C (68°F).
Average High Low Temperature Portugal
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
Average Rainfall Portugal
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
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
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
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
Average Sea Temperature Portugal
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
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
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
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
More Annual Averages
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Portugal : Next 24-Hour Weather
Today - 17th December 2025
Sunrise 07:45
Sunset 17:10
4:00
8°C
(45°F)
5:00
7°C
(45°F)
6:00
7°C
(44°F)
7:00
7°C
(43°F)
8:00
7°C
(44°F)
9:00
7°C
(44°F)
10:00
9°C
(47°F)
11:00
11°C
(51°F)
12:00
13°C
(54°F)
13:00
14°C
(56°F)
14:00
15°C
(57°F)
15:00
15°C
(58°F)
16:00
14°C
(57°F)
17:00
13°C
(55°F)
18:00
11°C
(51°F)
19:00
10°C
(49°F)
20:00
9°C
(48°F)
21:00
9°C
(47°F)
22:00
9°C
(48°F)
23:00
9°C
(47°F)
Tomorrow - 18th December 2025
Sunrise 07:45
Sunset 17:10
0:00
8°C
(46°F)
1:00
9°C
(47°F)
2:00
8°C
(46°F)
3:00
8°C
(46°F)
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Portugal
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