Last updated: August 23, 2025
In Sainte-Helene, France, the average temperature in December hovers around 9°C (49°F). Expect chilly days with temperatures dipping as low as -1°C (31°F) at night, while daytime highs can reach 17°C (62°F). Be prepared for 123 mm (4.8 in) of precipitation spread over 16 days, and note that the average humidity is a brisk 85%.
In December in Sainte-Helene, the average temperature is 9°C (49°F). Maximums can reach 17°C (62°F), while minimums can dip as low as -1°C (31°F). It's advisable to pack layers and be prepared for chilly evenings if you're planning to visit.
In Sainte-Helene in December, the precipitation amount is 123 mm (4.8 in) distributed over 16 days.
In Sainte-Helene in December humidity is 85%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making every step outside a challenge as the moisture in the air weighs heavily and lingers, transforming even simple outings into a quest for comfort.
In Sainte-Helene 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 Sainte-Helene, you can visit Hourly UV Index in Sainte-Helene.
UV Risk Categories
Weather in Sainte-Helene varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sainte-Helene, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (45°F) | 61 mm (2.4 inches) | 85% | low |
| February Weather | 9°C (49°F) | 64 mm (2.5 inches) | 83% | moderate |
| March Weather | 11°C (52°F) | 70 mm (2.7 inches) | 82% | moderate |
| April Weather | 13°C (56°F) | 54 mm (2.1 inches) | 82% | high |
| May Weather | 16°C (62°F) | 106 mm (4.2 inches) | 82% | very high |
| June Weather | 20°C (68°F) | 91 mm (3.6 inches) | 80% | very high |
| July Weather | 22°C (72°F) | 41 mm (1.6 inches) | 76% | very high |
| August Weather | 22°C (71°F) | 39 mm (1.5 inches) | 73% | very high |
| September Weather | 19°C (67°F) | 56 mm (2.2 inches) | 76% | high |
| October Weather | 15°C (60°F) | 73 mm (2.9 inches) | 81% | moderate |
| November Weather | 11°C (52°F) | 85 mm (3.4 inches) | 83% | moderate |
| December Weather | 9°C (49°F) | 123 mm (4.8 inches) | 85% | low |