December Weather in Alken, Belgium

Last updated: August 22, 2025

In Alken, Belgium, the average temperature in December hovers around 5°C (42°F), with lows dipping to a brisk -4°C (25°F) and highs reaching a mild 15°C (60°F). Expect 97 mm (3.8 in) of precipitation spread over 17 days, contributing to a notably high average humidity of 92%.

December Temperature in Alken

In December in Alken, the average temperature is 5°C (42°F). Maximums can reach 15°C (60°F), while minimums can drop as low as -4°C (25°F). Be prepared for a mix of chilly and mild days, making it a great time to explore Alken with the right layers.

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

The chart illustrates December temperature patterns in Alken, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alken, December typically has an average temperature of 5°C (42°F), with highs reaching up to 15°C (60°F) and lows dropping to around -4°C (25°F).

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

December Precipitation in Alken

In Alken in December, the precipitation amount is 97 mm (3.8 in) spread over 17 days.

December Precipitation Trends in Alken

The chart displays monthly precipitation patterns in Alken, 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 Alken, December typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 17 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 Alken

In Alken in December, humidity is 92%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Alken

This chart illustrates the average monthly humidity levels in Alken, 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 Alken 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 Alken

In Alken 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 Alken.

Maximum UV Index Levels in Alken for December

The chart shows the monthly maximum UV Index (UVI) for Alken 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 Alken typically reaches 1, which falls under the low exposure category.

Data source: Alken 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 Alken Compares to Other Months

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

This table compares monthly weather conditions in Alken, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	64 mm (2.5 inches)	91%	low
February Weather	5°C (42°F)	72 mm (2.8 inches)	90%	low
March Weather	7°C (45°F)	75 mm (2.9 inches)	87%	moderate
April Weather	10°C (51°F)	35 mm (1.4 inches)	84%	moderate
May Weather	14°C (58°F)	62 mm (2.4 inches)	77%	high
June Weather	19°C (66°F)	77 mm (3.0 inches)	74%	very high
July Weather	19°C (67°F)	77 mm (3.0 inches)	72%	very high
August Weather	19°C (67°F)	80 mm (3.2 inches)	71%	high
September Weather	16°C (60°F)	60 mm (2.4 inches)	81%	moderate
October Weather	12°C (54°F)	84 mm (3.3 inches)	88%	moderate
November Weather	7°C (45°F)	56 mm (2.2 inches)	91%	low
December Weather	5°C (42°F)	97 mm (3.8 inches)	92%	low