Campo Maior Weather in December
What's the weather like in Campo Maior (Portalegre) in December 2025?
The climate in Campo Maior during December can be summarized as cool and a little damp.
December is in the winter in Campo Maior and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 6°C (42°F) is normal.
| Daytime temperature | 13.4°C 56.1°F |
|---|---|
| Nightly temperature | 5.6°C 42.1°F |
| Average temperature | 9.5°C 49.1°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 84 mm 3.3 ins |
| Rainy days | 14 days |
| Sea temperature | 16.1°C 61°F |
| Humidity | 78% |
| Windspeed | 12.6kph 8 mph |
On average December is the wettest month of the year in Campo Maior with around 84mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
December temperatures in Campo Maior
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Campo Maior in December 2025.
Other monthly averages
Best places to visit in December
Campo Maior weather stats
| Hottest month: | July | 32.1°C 89.8°F |
|---|---|---|
| Driest month: | July | 4mm 0.2ins |
| Sunniest month: | August | 11.9hrs |
| Coldest month: | January | 13°C 55.4°F |
| Wettest month: | December | 84mm 3.3ins |
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