Last updated: August 23, 2025
In December, the average temperature in Saint-Sylvestre-Cappel, France hovers around 6°C (44°F), with a minimum of -3°C (27°F) and a maximum of 14°C (58°F). Expect 93 mm (3.7 in) of precipitation spread over 16 days, contributing to a high average humidity of 92%. Whether you’re bracing for chilly weather or planning for rain, it’s best to be prepared!
In December in Saint-Sylvestre-Cappel, the average temperature is 6°C (44°F). The maximum can reach 14°C (58°F), while the minimum can drop as low as -3°C (27°F). Be prepared for a range of temperatures and pack accordingly for your travels.
In Saint-Sylvestre-Cappel in December, the precipitation amount is 93 mm (3.7 in) spread over the course of 16 days.
In Saint-Sylvestre-Cappel in December, humidity is 92%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that clings to your skin, making outdoor explorations uncomfortable and leaving you longing for warmer, drier conditions.
In Saint-Sylvestre-Cappel 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 Saint-Sylvestre-Cappel.
UV Risk Categories
Weather in Saint-Sylvestre-Cappel varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint-Sylvestre-Cappel, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 62 mm (2.4 inches) | 91% | low |
| February Weather | 6°C (43°F) | 55 mm (2.2 inches) | 89% | low |
| March Weather | 8°C (46°F) | 60 mm (2.4 inches) | 86% | moderate |
| April Weather | 10°C (50°F) | 36 mm (1.4 inches) | 85% | moderate |
| May Weather | 13°C (56°F) | 62 mm (2.4 inches) | 82% | high |
| June Weather | 17°C (63°F) | 62 mm (2.4 inches) | 81% | very high |
| July Weather | 18°C (66°F) | 49 mm (1.9 inches) | 76% | very high |
| August Weather | 18°C (65°F) | 72 mm (2.8 inches) | 73% | high |
| September Weather | 16°C (60°F) | 48 mm (1.9 inches) | 80% | moderate |
| October Weather | 13°C (55°F) | 79 mm (3.1 inches) | 89% | moderate |
| November Weather | 8°C (47°F) | 56 mm (2.2 inches) | 92% | low |
| December Weather | 6°C (44°F) | 93 mm (3.7 inches) | 92% | low |