Last updated: August 23, 2025
In December, the average temperature in Saint-Germain-les-Belles, France hovers around 6°C (43°F), with minimums dipping to -4°C (25°F) and maximums reaching up to 15°C (60°F). Expect precipitation of approximately 172 mm (6.8 in) over about 17 days, contributing to a high average humidity of 92%. Stay prepared for a chilly and damp month ahead!
In December in Saint-Germain-les-Belles, the average temperature is 6°C (43°F), with a maximum that can reach 15°C (60°F) and a minimum that can drop as low as -4°C (25°F). This variation in temperature makes it essential for travelers to pack layers to stay comfortable throughout the day.
In Saint-Germain-les-Belles, in December, the precipitation amount is 172 mm (6.8 in) spread over 17 days.
In Saint-Germain-les-Belles in December humidity is 92%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps through your clothes, making outdoor activities uncomfortable and requiring extra layers for warmth while navigating the slick streets.
In Saint-Germain-les-Belles 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 Saint-Germain-les-Belles, you can visit Hourly UV Index in Saint-Germain-les-Belles.
UV Risk Categories
Weather in Saint-Germain-les-Belles varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint-Germain-les-Belles, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 98 mm (3.8 inches) | 90% | low |
| February Weather | 6°C (44°F) | 90 mm (3.6 inches) | 87% | moderate |
| March Weather | 8°C (47°F) | 103 mm (4.1 inches) | 85% | moderate |
| April Weather | 11°C (52°F) | 71 mm (2.8 inches) | 84% | high |
| May Weather | 14°C (58°F) | 116 mm (4.6 inches) | 84% | very high |
| June Weather | 19°C (66°F) | 103 mm (4.0 inches) | 82% | very high |
| July Weather | 21°C (69°F) | 54 mm (2.1 inches) | 79% | very high |
| August Weather | 20°C (69°F) | 55 mm (2.2 inches) | 75% | very high |
| September Weather | 17°C (63°F) | 69 mm (2.7 inches) | 79% | high |
| October Weather | 13°C (55°F) | 99 mm (3.9 inches) | 86% | moderate |
| November Weather | 8°C (46°F) | 98 mm (3.9 inches) | 90% | moderate |
| December Weather | 6°C (43°F) | 172 mm (6.8 inches) | 92% | low |