Last updated: August 23, 2025
In December, the average temperature in Mustin, Germany hovers around 4°C (39°F). You can expect a chill in the air, with minimum temperatures dropping to -10°C (13°F) and highs reaching up to 12°C (54°F). Be prepared for some rain, as precipitation totals 63 mm (2.5 in) over about 14 days. With an average humidity of 92%, it's a good idea to dress warmly for this brisk season!
In December in Mustin, the average temperature is 4°C (39°F). Maximum temperatures can reach 12°C (54°F), while minimums can drop as low as -10°C (13°F). Be prepared for chilly weather and pack warm clothing if you plan to visit during this time.
In Mustin in December, the precipitation amount is 63 mm (2.5 in) over a span of 14 days.
In Mustin in December humidity is 92%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel feel burdensome as you navigate through the thick, muggy air.
In Mustin 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 Mustin.
UV Risk Categories
Weather in Mustin varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mustin, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 57 mm (2.2 inches) | 91% | low |
| February Weather | 3°C (37°F) | 48 mm (1.9 inches) | 89% | low |
| March Weather | 5°C (41°F) | 59 mm (2.3 inches) | 87% | moderate |
| April Weather | 8°C (47°F) | 41 mm (1.6 inches) | 83% | moderate |
| May Weather | 13°C (55°F) | 56 mm (2.2 inches) | 78% | high |
| June Weather | 18°C (64°F) | 62 mm (2.5 inches) | 77% | very high |
| July Weather | 18°C (65°F) | 86 mm (3.4 inches) | 77% | high |
| August Weather | 19°C (66°F) | 69 mm (2.7 inches) | 75% | high |
| September Weather | 15°C (59°F) | 51 mm (2.0 inches) | 82% | moderate |
| October Weather | 11°C (52°F) | 68 mm (2.7 inches) | 86% | moderate |
| November Weather | 6°C (44°F) | 45 mm (1.8 inches) | 89% | low |
| December Weather | 4°C (39°F) | 63 mm (2.5 inches) | 92% | low |