Last updated: August 23, 2025
In December, the average temperature in Guester, Germany hovers around 4°C (39°F), with a chilly minimum of -11°C (13°F) and a mild maximum of 12°C (54°F). Expect precipitation totaling 65 mm (2.6 in) over about 14 days, contributing to the notably high average humidity of 92%. Stay prepared for damp conditions!
In December in Guester, the average temperature is 4°C (39°F), with maximums reaching 12°C (54°F) and minimums dropping as low as -11°C (13°F). It's advisable to pack warm clothing and be prepared for chilly weather during your travels.
In Guester in December, the precipitation amount is 65 mm (2.6 in) over the course of 14 days.
In Guester 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 Guester 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 Guester.
UV Risk Categories
Weather in Guester varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Guester, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 60 mm (2.4 inches) | 91% | low |
| February Weather | 3°C (38°F) | 51 mm (2.0 inches) | 89% | low |
| March Weather | 5°C (41°F) | 61 mm (2.4 inches) | 87% | moderate |
| April Weather | 9°C (48°F) | 42 mm (1.6 inches) | 83% | moderate |
| May Weather | 13°C (55°F) | 62 mm (2.4 inches) | 78% | high |
| June Weather | 18°C (65°F) | 65 mm (2.6 inches) | 77% | very high |
| July Weather | 18°C (65°F) | 84 mm (3.3 inches) | 77% | high |
| August Weather | 19°C (66°F) | 75 mm (2.9 inches) | 75% | high |
| September Weather | 15°C (59°F) | 51 mm (2.0 inches) | 82% | moderate |
| October Weather | 11°C (53°F) | 69 mm (2.7 inches) | 86% | moderate |
| November Weather | 7°C (44°F) | 46 mm (1.8 inches) | 89% | low |
| December Weather | 4°C (39°F) | 65 mm (2.6 inches) | 92% | low |