Last updated: August 22, 2025
In Folx-les-Caves, Belgium, the average temperature in December hovers around 5°C (42°F). Expect chilly conditions, with minimum temperatures dropping to -5°C (23°F) and maximums reaching up to 15°C (59°F). Prepare for a wet month, too, as precipitation totals around 102 mm (4.0 in) over 17 days. With an average humidity of 92%, bring your layers and an umbrella!
In December in Folx-les-Caves, the average temperature is 5°C (42°F). The maximum can reach 15°C (59°F) and the minimum can be as low as -5°C (23°F). It's advisable to pack layers to stay comfortable while exploring the varied weather conditions.
In Folx-les-Caves in December, the precipitation amount is 102 mm (4.0 in) spread over 17 days.
In Folx-les-Caves in December, humidity is 92%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.
In Folx-les-Caves 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 Folx-les-Caves.
UV Risk Categories
Weather in Folx-les-Caves varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Folx-les-Caves, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 65 mm (2.6 inches) | 91% | low |
| February Weather | 5°C (41°F) | 73 mm (2.9 inches) | 89% | low |
| March Weather | 7°C (45°F) | 74 mm (2.9 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 37 mm (1.5 inches) | 85% | moderate |
| May Weather | 13°C (56°F) | 65 mm (2.5 inches) | 82% | high |
| June Weather | 18°C (65°F) | 78 mm (3.1 inches) | 82% | very high |
| July Weather | 19°C (66°F) | 82 mm (3.2 inches) | 80% | very high |
| August Weather | 19°C (66°F) | 92 mm (3.6 inches) | 76% | high |
| September Weather | 15°C (60°F) | 62 mm (2.5 inches) | 82% | moderate |
| October Weather | 12°C (54°F) | 86 mm (3.4 inches) | 89% | moderate |
| November Weather | 7°C (45°F) | 57 mm (2.2 inches) | 92% | low |
| December Weather | 5°C (42°F) | 102 mm (4.0 inches) | 92% | low |