Last updated: August 23, 2025
In December, the average temperature in Saint-Jean-des-Mauvrets, France hovers around 7°C (45°F). Expect chilly nights with a minimum dropping to -3°C (27°F), while the days can warm up to a pleasant 17°C (62°F). Be prepared for some rain, as average precipitation reaches 93 mm (3.7 in) over 13 days, accompanied by high humidity levels of 90%.
In December in Saint-Jean-des-Mauvrets, the average temperature is 7°C (45°F). The maximum can reach 17°C (62°F), and the minimum can drop to as low as -3°C (27°F). Visitors should be prepared for a range of temperatures and pack accordingly to enjoy their trip comfortably.
In Saint-Jean-des-Mauvrets in December, the total precipitation amount is 93 mm (3.7 in), which falls over the course of 13 days.
In Saint-Jean-des-Mauvrets in December humidity is 90%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting travelers to seek shelter indoors or in cozy cafes.
In Saint-Jean-des-Mauvrets 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-Jean-des-Mauvrets, you can visit Hourly UV Index in Saint-Jean-des-Mauvrets.
UV Risk Categories
Weather in Saint-Jean-des-Mauvrets varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint-Jean-des-Mauvrets, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 47 mm (1.8 inches) | 88% | low |
| February Weather | 7°C (45°F) | 60 mm (2.4 inches) | 87% | moderate |
| March Weather | 9°C (49°F) | 66 mm (2.6 inches) | 84% | moderate |
| April Weather | 12°C (54°F) | 45 mm (1.8 inches) | 83% | high |
| May Weather | 15°C (59°F) | 62 mm (2.5 inches) | 81% | very high |
| June Weather | 19°C (66°F) | 87 mm (3.4 inches) | 75% | very high |
| July Weather | 21°C (70°F) | 36 mm (1.4 inches) | 65% | very high |
| August Weather | 20°C (68°F) | 39 mm (1.5 inches) | 67% | very high |
| September Weather | 17°C (64°F) | 40 mm (1.6 inches) | 75% | high |
| October Weather | 13°C (56°F) | 82 mm (3.2 inches) | 85% | moderate |
| November Weather | 8°C (48°F) | 73 mm (2.9 inches) | 88% | low |
| December Weather | 7°C (45°F) | 93 mm (3.7 inches) | 90% | low |