December Weather in Alfter, Germany

Last updated: August 23, 2025

In December, the average temperature in Alfter, Germany hovers around 5°C (41°F). Expect chilly conditions with a minimum dipping to -5°C (23°F) and a pleasant maximum reaching 15°C (59°F). Total precipitation for the month is around 100 mm (4.0 in), spread across 19 days, while the average humidity sits at a damp 92%. Prepare accordingly for a cool and wet experience!

December Temperature in Alfter

In December in Alfter, the average temperature is 5°C (41°F). The maximum can reach 15°C (59°F), while the minimum can drop as low as -5°C (23°F). It’s advisable to pack layered clothing to stay comfortable while exploring the area.

December Weather in Alfter: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Alfter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alfter, December typically has an average temperature of 5°C (41°F), with highs reaching up to 15°C (59°F) and lows dropping to around -5°C (23°F).

Data source: Temperature data for Alfter generated using information from the Copernicus Climate Change Service.

December Precipitation in Alfter

In Alfter in December, the precipitation amount is 100 mm (4.0 in) over the course of 19 days.

December Precipitation Trends in Alfter

The chart displays monthly precipitation patterns in Alfter, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Alfter, December typically receives around 100 mm (4.0 inches) of precipitation spread over approximately 19 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Alfter

In Alfter 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.

December Average Humidity in Alfter

This chart illustrates the average monthly humidity levels in Alfter, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Alfter is approximately 92%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alfter

In Alfter 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 Alfter.

Maximum UV Index Levels in Alfter for December

The chart shows the monthly maximum UV Index (UVI) for Alfter in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Alfter typically reaches 1, which falls under the low exposure category.

Data source: Alfter December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Alfter Compares to Other Months

Weather in Alfter varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Alfter, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Alfter, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	72 mm (2.8 inches)	91%	low
February Weather	5°C (41°F)	68 mm (2.7 inches)	90%	low
March Weather	7°C (45°F)	72 mm (2.8 inches)	87%	moderate
April Weather	10°C (50°F)	36 mm (1.4 inches)	84%	moderate
May Weather	14°C (57°F)	70 mm (2.8 inches)	77%	high
June Weather	19°C (66°F)	68 mm (2.7 inches)	74%	very high
July Weather	20°C (67°F)	93 mm (3.7 inches)	72%	very high
August Weather	20°C (67°F)	80 mm (3.2 inches)	71%	high
September Weather	16°C (60°F)	55 mm (2.2 inches)	81%	moderate
October Weather	12°C (54°F)	71 mm (2.8 inches)	88%	moderate
November Weather	7°C (45°F)	54 mm (2.1 inches)	91%	low
December Weather	5°C (41°F)	100 mm (4.0 inches)	92%	low