Last updated: August 23, 2025
In December, the average temperature in Castelnau-Montratier, France is a cool 7°C (45°F). Expect temperatures to range from a chilly -5°C (24°F) to a mild 17°C (63°F). During this time, you'll experience 112 mm (4.4 in) of precipitation spread over about 15 days, contributing to an average humidity level of 92%. Be prepared for a misty and refreshing atmosphere!
In December in Castelnau-Montratier, the average temperature is 7°C (45°F). Maximums can reach 17°C (63°F) while minimums can drop as low as -5°C (24°F). It's a good time to pack layers for your travels, as the weather can vary considerably throughout the day.
In Castelnau-Montratier in December, the precipitation amount is 112 mm (4.4 in) spread over a period of 15 days.
In Castelnau-Montratier in December, humidity is 92%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities feel heavier and less enjoyable for traveling.
In Castelnau-Montratier 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 Castelnau-Montratier, you can visit Hourly UV Index in Castelnau-Montratier.
UV Risk Categories
Weather in Castelnau-Montratier varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Castelnau-Montratier, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 56 mm (2.2 inches) | 90% | low |
| February Weather | 8°C (47°F) | 61 mm (2.4 inches) | 87% | moderate |
| March Weather | 10°C (50°F) | 66 mm (2.6 inches) | 85% | high |
| April Weather | 13°C (56°F) | 60 mm (2.4 inches) | 84% | high |
| May Weather | 17°C (62°F) | 91 mm (3.6 inches) | 84% | very high |
| June Weather | 21°C (69°F) | 96 mm (3.8 inches) | 82% | very high |
| July Weather | 23°C (74°F) | 55 mm (2.2 inches) | 79% | very high |
| August Weather | 23°C (73°F) | 52 mm (2.1 inches) | 75% | very high |
| September Weather | 20°C (67°F) | 59 mm (2.3 inches) | 79% | high |
| October Weather | 15°C (59°F) | 68 mm (2.7 inches) | 86% | moderate |
| November Weather | 9°C (49°F) | 78 mm (3.1 inches) | 90% | moderate |
| December Weather | 7°C (45°F) | 112 mm (4.4 inches) | 92% | low |