Last updated: August 23, 2025
In December, the average temperature in Saint-Germain-de-Joux, France hovers around 3°C (38°F). Expect chilly conditions with a minimum dipping to -8°C (17°F) and a maximum reaching 14°C (57°F). This month also sees considerable precipitation, totaling 252 mm (9.9 in) across 19 days, while the average humidity remains high at 91%.
In December in Saint-Germain-de-Joux, the average temperature is 3°C (38°F). The maximum can reach 14°C (57°F), and the minimum can be as low as -8°C (17°F). Pack warm clothing and be prepared for chilly days, but enjoy the crisp air and winter scenery while traveling!
In Saint-Germain-de-Joux in December, the precipitation amount is 252 mm (9.9 in) over the course of 19 days.
In Saint-Germain-de-Joux 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 Saint-Germain-de-Joux 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-de-Joux, you can visit Hourly UV Index in Saint-Germain-de-Joux.
UV Risk Categories
Weather in Saint-Germain-de-Joux varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint-Germain-de-Joux, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 147 mm (5.8 inches) | 91% | low |
| February Weather | 4°C (40°F) | 111 mm (4.4 inches) | 89% | moderate |
| March Weather | 6°C (44°F) | 159 mm (6.3 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 71 mm (2.8 inches) | 84% | high |
| May Weather | 13°C (56°F) | 175 mm (6.9 inches) | 80% | very high |
| June Weather | 18°C (65°F) | 151 mm (5.9 inches) | 82% | very high |
| July Weather | 20°C (68°F) | 111 mm (4.4 inches) | 82% | very high |
| August Weather | 19°C (67°F) | 103 mm (4.1 inches) | 77% | very high |
| September Weather | 15°C (60°F) | 93 mm (3.7 inches) | 81% | high |
| October Weather | 11°C (52°F) | 131 mm (5.2 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 133 mm (5.2 inches) | 89% | moderate |
| December Weather | 3°C (38°F) | 252 mm (9.9 inches) | 91% | low |