Last updated: August 23, 2025
In December, the average temperature in Courlans, France hovers around 5°C (42°F), with fluctuations ranging from a chilly -4°C (25°F) to a mild 17°C (62°F). Expect wet conditions as precipitation totals 175 mm (6.9 in), spread over approximately 19 days. Humidity levels are notably high, averaging around 91%, adding to the chilly ambiance of the season.
In December in Courlans, the average temperature is 5°C (42°F). Maximums can reach 17°C (62°F), while minimums can drop as low as -4°C (25°F). Travelers should be prepared for a chilly climate, with warm clothing for cooler days and layers for any warmer spells.
In Courlans in December, the precipitation amount is 175 mm (6.9 in) spread over 19 days.
In Courlans in December humidity is 91%. With an average temperature of 5°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making it challenging to enjoy outdoor activities and travel comfortably.
In Courlans 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 Courlans, you can visit Hourly UV Index in Courlans.
UV Risk Categories
Weather in Courlans varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Courlans, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 112 mm (4.4 inches) | 91% | low |
| February Weather | 6°C (43°F) | 89 mm (3.5 inches) | 89% | moderate |
| March Weather | 8°C (47°F) | 115 mm (4.5 inches) | 87% | moderate |
| April Weather | 12°C (53°F) | 54 mm (2.1 inches) | 84% | high |
| May Weather | 15°C (60°F) | 124 mm (4.9 inches) | 80% | very high |
| June Weather | 20°C (68°F) | 85 mm (3.3 inches) | 82% | very high |
| July Weather | 22°C (72°F) | 64 mm (2.5 inches) | 82% | very high |
| August Weather | 22°C (71°F) | 52 mm (2.0 inches) | 77% | very high |
| September Weather | 18°C (64°F) | 62 mm (2.4 inches) | 81% | high |
| October Weather | 13°C (55°F) | 100 mm (3.9 inches) | 89% | moderate |
| November Weather | 7°C (45°F) | 101 mm (4.0 inches) | 89% | low |
| December Weather | 5°C (42°F) | 175 mm (6.9 inches) | 91% | low |