Last updated: August 23, 2025
In December, the average temperature in Ciel, France hovers around 5°C (42°F). Expect chilly nights, with minimum temperatures dropping to -5°C (23°F) and daytime highs reaching up to 15°C (60°F). Be prepared for 133 mm (5.2 in) of precipitation spread over 18 days, contributing to a notably high average humidity of 93%.
In December in Ciel, the average temperature is 5°C (42°F). Maximums can reach 15°C (60°F), and minimums can be as low as -5°C (23°F). Be prepared for chilly weather and pack layers to stay comfortable while exploring the area.
In Ciel in December, the precipitation amount is 133 mm (5.2 in) over a span of 18 days.
In Ciel in December humidity is 93%. With average temperature 5°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making travel outside feel damp and daunting.
In Ciel in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Ciel.
UV Risk Categories
Weather in Ciel varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ciel, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 73 mm (2.9 inches) | 91% | low |
| February Weather | 6°C (43°F) | 64 mm (2.5 inches) | 89% | moderate |
| March Weather | 8°C (47°F) | 83 mm (3.2 inches) | 86% | moderate |
| April Weather | 12°C (53°F) | 50 mm (2.0 inches) | 84% | high |
| May Weather | 15°C (59°F) | 101 mm (4.0 inches) | 82% | very high |
| June Weather | 20°C (68°F) | 79 mm (3.1 inches) | 82% | very high |
| July Weather | 22°C (72°F) | 60 mm (2.4 inches) | 79% | very high |
| August Weather | 22°C (71°F) | 53 mm (2.1 inches) | 72% | very high |
| September Weather | 18°C (64°F) | 51 mm (2.0 inches) | 78% | high |
| October Weather | 13°C (55°F) | 84 mm (3.3 inches) | 88% | moderate |
| November Weather | 7°C (45°F) | 83 mm (3.2 inches) | 91% | low |
| December Weather | 5°C (42°F) | 133 mm (5.2 inches) | 93% | low |