Last updated: August 23, 2025
In December, the average temperature in Sornac, France hovers around 4°C (39°F). This month can bring a chill, with minimum temperatures plummeting to -6°C (22°F), while the mercury can rise to a maximum of 15°C (59°F). Expect 144 mm (5.7 in) of precipitation spread across 18 days, coupled with an average humidity of a muggy 92%.
In December in Sornac, the average temperature is 4°C (39°F). The maximum can reach 15°C (59°F) and the minimum can be as low as -6°C (22°F). Be prepared for a range of temperatures and pack accordingly when traveling during this time.
In Sornac in December, the precipitation amount is 144 mm (5.7 in) over the course of 18 days.
In Sornac in December humidity is 92%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel feel burdensome as you navigate through the thick, muggy air.
In Sornac 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 Sornac, you can visit Hourly UV Index in Sornac.
UV Risk Categories
Weather in Sornac varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sornac, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (37°F) | 86 mm (3.4 inches) | 90% | low |
| February Weather | 5°C (41°F) | 81 mm (3.2 inches) | 87% | moderate |
| March Weather | 6°C (44°F) | 93 mm (3.6 inches) | 85% | high |
| April Weather | 9°C (49°F) | 66 mm (2.6 inches) | 84% | high |
| May Weather | 12°C (55°F) | 118 mm (4.7 inches) | 84% | very high |
| June Weather | 17°C (62°F) | 109 mm (4.3 inches) | 82% | very high |
| July Weather | 19°C (66°F) | 74 mm (2.9 inches) | 79% | very high |
| August Weather | 18°C (65°F) | 61 mm (2.4 inches) | 75% | very high |
| September Weather | 15°C (59°F) | 70 mm (2.8 inches) | 79% | high |
| October Weather | 11°C (52°F) | 79 mm (3.1 inches) | 86% | moderate |
| November Weather | 6°C (43°F) | 94 mm (3.7 inches) | 90% | moderate |
| December Weather | 4°C (39°F) | 144 mm (5.7 inches) | 92% | low |