Saint-Valery-sur-Somme Weather in December
What's the weather like in Saint-Valery-sur-Somme (Picardie) in December 2025?
The climate in Saint-Valery-sur-Somme during December can be summarized as cool and reasonably dry.
December is in the winter in Saint-Valery-sur-Somme and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 8°C (46°F), whilst at night 3°C (37°F) is normal.
| Daytime temperature | 7.5°C 45.5°F |
|---|---|
| Nightly temperature | 2.9°C 37.2°F |
| Average temperature | 5.2°C 41.4°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 66 mm 2.6 ins |
| Rainy days | 17 days |
| Sea temperature | 10.5°C 50.9°F |
| Humidity | 90% |
| Windspeed | 17.3kph 11 mph |
On average December is the 3rd wettest month of the year in Saint-Valery-sur-Somme with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
December temperatures in Saint-Valery-sur-Somme
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 Saint-Valery-sur-Somme in December 2025.
Other monthly averages
Best places to visit in December
Saint-Valery-sur-Somme weather stats
| Hottest month: | August | 21°C 69.8°F |
|---|---|---|
| Driest month: | April | 46mm 1.8ins |
| Sunniest month: | August | 7.7hrs |
| Coldest month: | January | 6.4°C 43.5°F |
| Wettest month: | November | 84mm 3.3ins |
© Google
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