Last updated: August 23, 2025
In December, the average temperature in Rumbach, Germany hovers around 4°C (40°F), with possible extremes ranging from a chilly -5°C (23°F) to a mild 14°C (58°F). Expect around 110 mm (4.3 in) of precipitation spread over 18 days, contributing to an average humidity level of 91%. Be prepared for a damp and cool month!
In December in Rumbach, the average temperature is 4°C (40°F). Maximums can reach 14°C (58°F) and minimums can be as low as -5°C (23°F). Travelers should prepare for chilly weather and dress in layers to stay comfortable during outdoor activities.
In Rumbach in December, the precipitation amount is 110 mm (4.3 in) over the course of 18 days.
In Rumbach in December, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.
In Rumbach 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 Rumbach.
UV Risk Categories
Weather in Rumbach varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rumbach, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 71 mm (2.8 inches) | 91% | low |
| February Weather | 4°C (40°F) | 71 mm (2.8 inches) | 89% | moderate |
| March Weather | 7°C (45°F) | 75 mm (2.9 inches) | 87% | moderate |
| April Weather | 11°C (52°F) | 38 mm (1.5 inches) | 83% | high |
| May Weather | 14°C (58°F) | 79 mm (3.1 inches) | 79% | very high |
| June Weather | 20°C (68°F) | 73 mm (2.9 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 65 mm (2.5 inches) | 83% | very high |
| August Weather | 21°C (69°F) | 65 mm (2.5 inches) | 84% | high |
| September Weather | 16°C (62°F) | 55 mm (2.2 inches) | 85% | high |
| October Weather | 12°C (53°F) | 65 mm (2.6 inches) | 88% | moderate |
| November Weather | 6°C (43°F) | 63 mm (2.5 inches) | 89% | low |
| December Weather | 4°C (40°F) | 110 mm (4.3 inches) | 91% | low |