Last updated: August 23, 2025
In Sierck-les-Bains, France, the average temperature in December hovers around 4°C (40°F), with a minimum plunging to -6°C (22°F) and a maximum rising to 14°C (58°F). Expect significant precipitation, averaging 118 mm (4.6 in) over 19 days, contributing to a notably high average humidity of 93%. Prepare for a chilly and damp experience!
In December in Sierck-les-Bains, the average temperature is 4°C (40°F), with maximums reaching 14°C (58°F) and minimums dropping as low as -6°C (22°F). Travelers should pack layers to stay comfortable while exploring the area's chilly yet vibrant winter atmosphere.
In Sierck-les-Bains, in December, the precipitation amount is 118 mm (4.6 in), occurring over the course of 19 days.
In Sierck-les-Bains in December, humidity is 93%. With an average temperature of 4°C (40°F), this humidity feels like a cold, damp blanket wrapping around you, making travel uncomfortable and requiring extra layers to stay warm, as every step can feel heavy in the thick, moisture-laden air.
In Sierck-les-Bains 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 Sierck-les-Bains.
UV Risk Categories
Weather in Sierck-les-Bains varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sierck-les-Bains, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 70 mm (2.8 inches) | 91% | low |
| February Weather | 4°C (40°F) | 73 mm (2.9 inches) | 90% | moderate |
| March Weather | 6°C (44°F) | 75 mm (3.0 inches) | 88% | moderate |
| April Weather | 10°C (50°F) | 40 mm (1.6 inches) | 84% | high |
| May Weather | 13°C (56°F) | 70 mm (2.8 inches) | 81% | very high |
| June Weather | 18°C (65°F) | 70 mm (2.7 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 70 mm (2.8 inches) | 82% | very high |
| August Weather | 19°C (67°F) | 59 mm (2.3 inches) | 80% | high |
| September Weather | 15°C (59°F) | 61 mm (2.4 inches) | 83% | high |
| October Weather | 11°C (52°F) | 76 mm (3.0 inches) | 89% | moderate |
| November Weather | 6°C (43°F) | 70 mm (2.7 inches) | 91% | low |
| December Weather | 4°C (40°F) | 118 mm (4.6 inches) | 93% | low |