Weather in Annecy: December
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Average day temperature: | 40.9°F |
| Average night temperature: | 30.8°F | |
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Sea water temperature: | 51.2°F |
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Number of sunny days: | 12 days |
| Day length: | 8.6 - 8.9 hours | |
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Number of days with precipitation: | 8 days |
| Precipitation totals: | 5.6 in. | |
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forecast
| Annecy |
temperature
| Annecy |
Air temperature in December, °F
The highest day temperature during December of 2025 was 52°F. At the same time the lowest night temperature was 27°F. Daily and nightly averages during December were 45.6°F and 34.5°F.
Sea water temperature in Annecy in December, °F
The average sea water temperature in December of 2025 was 49.5°F. The highest and lowest sea temperatures during the month were 51.8°F and 47.8°F.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Annecy in December is 5.8 in. Other months of the year show relatively similar values.
The average wind speed value in December is 3.1 mph The wind's strength is relatively same during the whole year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.0.
Best time for vacation in Annecy
Annecy on a weather map
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