Last updated: August 23, 2025
The average temperature in Haltern am See, Germany during December hovers around 5°C (41°F), with temperatures ranging from a chilly -6°C (22°F) to a pleasant 15°C (59°F). This month also sees precipitation of about 96 mm (3.8 in) spread over 17 days, contributing to an average humidity of 92%. Be prepared for some wet and brisk days!
In December in Haltern am See, the average temperature is 5°C (41°F). Maximums can reach 15°C (59°F), and minimums can be as low as -6°C (22°F). Travelers should prepare for chilly conditions and pack layers to stay comfortable throughout the day.
In Haltern am See in December, the precipitation amount is 96 mm (3.8 in) over a span of 17 days.
In Haltern am See in December humidity is 92%. With an average temperature of 5°C (41°F), this humidity feels like a cold, damp blanket enveloping you, making travel uncomfortable and dampening the spirits of those unprepared for the chill.
In Haltern am See 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 Haltern am See.
UV Risk Categories
Weather in Haltern am See varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Haltern am See, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 71 mm (2.8 inches) | 91% | low |
| February Weather | 5°C (40°F) | 80 mm (3.1 inches) | 90% | low |
| March Weather | 7°C (44°F) | 75 mm (3.0 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 35 mm (1.4 inches) | 84% | moderate |
| May Weather | 14°C (57°F) | 58 mm (2.3 inches) | 77% | high |
| June Weather | 19°C (66°F) | 59 mm (2.3 inches) | 74% | very high |
| July Weather | 19°C (67°F) | 82 mm (3.2 inches) | 72% | very high |
| August Weather | 19°C (67°F) | 70 mm (2.7 inches) | 71% | high |
| September Weather | 15°C (60°F) | 61 mm (2.4 inches) | 81% | moderate |
| October Weather | 12°C (54°F) | 88 mm (3.5 inches) | 88% | moderate |
| November Weather | 7°C (45°F) | 55 mm (2.2 inches) | 91% | low |
| December Weather | 5°C (41°F) | 96 mm (3.8 inches) | 92% | low |