Lons-le-Saunier Weather in December
What's the weather like in Lons-le-Saunier (Franche-Comté) in December 2025?
The climate in Lons-le-Saunier during December can be summarized as cool and a little damp.
December is in the winter in Lons-le-Saunier and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 5°C (40°F), whilst at night -1°C (31°F) is normal.
| Daytime temperature | 4.5°C 40.1°F |
|---|---|
| Nightly temperature | -0.7°C 30.7°F |
| Average temperature | 1.9°C 35.4°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 86 mm 3.4 ins |
| Rainy days | 15 days |
| Sea temperature | 12.6°C 54.7°F |
| Humidity | 85% |
| Windspeed | 9.7kph 6 mph |
On average December is the 5th wettest month of the year in Lons-le-Saunier with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 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 Lons-le-Saunier
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 Lons-le-Saunier in December 2025.
Other monthly averages
Best places to visit in December
Lons-le-Saunier weather stats
| Hottest month: | July | 24.5°C 76.1°F |
|---|---|---|
| Driest month: | July | 70mm 2.8ins |
| Sunniest month: | July | 9.4hrs |
| Coldest month: | January | 3.8°C 38.8°F |
| Wettest month: | May | 95mm 3.7ins |
© Google
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