The climate in Saint-Michel-sur-Orge during December can be summarized as cool and reasonably dry.
December is in the winter in Saint-Michel-sur-Orge and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (36°F) is normal.
Daytime temperature | 6.6°C 43.8°F |
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Nightly temperature | 2.1°C 35.7°F |
Average temperature | 4.3°C 39.7°F |
Daily sunshine | 2 hrs |
Avg rainfall | 54 mm 2.1 ins |
Rainy days | 16 days |
Sea temperature | 11.3°C 52.3°F |
Humidity | 91% |
Windspeed | 14.8kph 9 mph |
On average December is the 5th wettest month of the year in Saint-Michel-sur-Orge with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
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-Michel-sur-Orge in December 2025.
Best places to visit in December
Hottest month: | July | 23.7°C 74.7°F |
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Driest month: | April | 45mm 1.8ins |
Sunniest month: | August | 7.9hrs |
Coldest month: | January | 5.8°C 42.4°F |
Wettest month: | May | 61mm 2.4ins |