Last updated: August 23, 2025
In December, the average temperature in Grand-Charmont, France hovers around 3°C (38°F). Expect chilly lows of -6°C (21°F) and comfortable highs reaching 14°C (57°F). With 165 mm (6.5 in) of precipitation spread over 19 days, it's a good idea to keep an umbrella handy. The air is quite damp, with an average humidity of 91%—perfect for cozy indoor activities!
In December in Grand-Charmont, the average temperature is 3°C (38°F). Maximum can reach 14°C (57°F) and the minimum can be as low as -6°C (21°F). It's advisable to pack warm clothing if you plan to visit during this time.
In Grand-Charmont in December, the precipitation amount is 165 mm (6.5 in) over the course of 19 days.
In Grand-Charmont in December humidity is 91%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and necessitating layered clothing to stay warm and dry during your travels.
In Grand-Charmont in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Grand-Charmont.
UV Risk Categories
Weather in Grand-Charmont varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grand-Charmont, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (35°F) | 118 mm (4.6 inches) | 91% | low |
| February Weather | 4°C (40°F) | 99 mm (3.9 inches) | 89% | moderate |
| March Weather | 6°C (44°F) | 111 mm (4.4 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 63 mm (2.5 inches) | 84% | high |
| May Weather | 13°C (56°F) | 137 mm (5.4 inches) | 80% | very high |
| June Weather | 18°C (66°F) | 114 mm (4.5 inches) | 82% | very high |
| July Weather | 20°C (68°F) | 85 mm (3.3 inches) | 82% | very high |
| August Weather | 20°C (68°F) | 67 mm (2.7 inches) | 77% | very high |
| September Weather | 16°C (60°F) | 62 mm (2.4 inches) | 81% | high |
| October Weather | 11°C (52°F) | 98 mm (3.9 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 89 mm (3.5 inches) | 89% | low |
| December Weather | 3°C (38°F) | 165 mm (6.5 inches) | 91% | low |