Last updated: August 23, 2025
In December, the average temperature in Tonnerre, France hovers around 5°C (42°F), with a minimum of -5°C (24°F) and a maximum reaching 16°C (62°F). Visitors can expect 135 mm (5.3 in) of precipitation spread over 18 days, resulting in a notably high average humidity of 93%.
In December in Tonnerre, the average temperature is 5°C (42°F). Maximum temperatures can reach 16°C (62°F), while minimums can drop to as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warmth and coolness.
In Tonnerre in December, the total precipitation amount is 135 mm (5.3 in) spread over 18 days.
In Tonnerre in December humidity is 93%. With average temperature 5°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making travel outside feel damp and daunting.
In Tonnerre 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 Tonnerre.
UV Risk Categories
Weather in Tonnerre varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tonnerre, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (39°F) | 91 mm (3.6 inches) | 91% | low |
| February Weather | 6°C (43°F) | 76 mm (3.0 inches) | 89% | moderate |
| March Weather | 8°C (46°F) | 85 mm (3.4 inches) | 86% | moderate |
| April Weather | 11°C (52°F) | 38 mm (1.5 inches) | 84% | high |
| May Weather | 14°C (58°F) | 84 mm (3.3 inches) | 82% | very high |
| June Weather | 19°C (67°F) | 77 mm (3.0 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 56 mm (2.2 inches) | 79% | very high |
| August Weather | 20°C (69°F) | 46 mm (1.8 inches) | 72% | very high |
| September Weather | 17°C (62°F) | 55 mm (2.2 inches) | 78% | high |
| October Weather | 12°C (55°F) | 81 mm (3.2 inches) | 88% | moderate |
| November Weather | 7°C (45°F) | 73 mm (2.9 inches) | 91% | low |
| December Weather | 5°C (42°F) | 135 mm (5.3 inches) | 93% | low |