Last updated: August 23, 2025
In December, the average temperature in Bons-en-Chablais, France hovers around 2°C (37°F). Expect chilly conditions, with minimums plummeting to -9°C (16°F), while highs can reach up to 13°C (56°F). Be prepared for some wet weather, as 203 mm (8.0 in) of precipitation is expected over 18 days, accompanied by a high average humidity of 91%.
In December in Bons-en-Chablais, the average temperature is 2°C (37°F), with maximums potentially reaching 13°C (56°F) and minimums dropping as low as -9°C (16°F). It's advisable to dress warmly and be prepared for cold weather during your travels.
In Bons-en-Chablais in December, the precipitation amount is 203 mm (8.0 in) over the course of 18 days.
In Bons-en-Chablais in December, humidity is 91%. With an average temperature of 2°C (37°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and necessitating extra layers to stay warm and dry.
In Bons-en-Chablais in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Bons-en-Chablais, you can visit Hourly UV Index in Bons-en-Chablais.
UV Risk Categories
Weather in Bons-en-Chablais varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bons-en-Chablais, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 116 mm (4.6 inches) | 91% | low |
| February Weather | 4°C (39°F) | 96 mm (3.8 inches) | 89% | moderate |
| March Weather | 6°C (43°F) | 134 mm (5.3 inches) | 87% | high |
| April Weather | 10°C (49°F) | 67 mm (2.6 inches) | 84% | high |
| May Weather | 13°C (55°F) | 172 mm (6.8 inches) | 80% | very high |
| June Weather | 18°C (64°F) | 121 mm (4.8 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 110 mm (4.3 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 108 mm (4.3 inches) | 77% | very high |
| September Weather | 15°C (59°F) | 74 mm (2.9 inches) | 81% | high |
| October Weather | 10°C (51°F) | 116 mm (4.6 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 109 mm (4.3 inches) | 89% | moderate |
| December Weather | 2°C (37°F) | 203 mm (8.0 inches) | 91% | low |