December Weather in Werl, Germany

Last updated: August 23, 2025

In December, the average temperature in Werl, Germany hovers around 4°C (40°F). Expect chilly days with minimums plummeting to -7°C (20°F) and highs reaching up to 14°C (58°F). Be prepared for wet weather, as 97 mm (3.8 in) of precipitation typically falls over 18 days, contributing to an average humidity of 92%.

December Temperature in Werl

In December in Werl, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -7°C (20°F). Be prepared for chilly weather and pack layers if you're planning to visit during this time.

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

The chart illustrates December temperature patterns in Werl, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Werl, December typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (58°F) and lows dropping to around -7°C (20°F).

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

December Precipitation in Werl

In Werl in December, the precipitation amount is 97 mm (3.8 in) spread over 18 days.

December Precipitation Trends in Werl

The chart displays monthly precipitation patterns in Werl, 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 Werl, December typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 18 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 Werl

In Werl in December, humidity is 92%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm while navigating the misty streets.

December Average Humidity in Werl

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

In Werl 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 Werl.

Maximum UV Index Levels in Werl for December

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

Data source: Werl 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 Werl Compares to Other Months

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

This table compares monthly weather conditions in Werl, 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 (37°F)	80 mm (3.2 inches)	92%	low
February Weather	4°C (39°F)	79 mm (3.1 inches)	90%	low
March Weather	6°C (43°F)	83 mm (3.3 inches)	87%	moderate
April Weather	9°C (49°F)	44 mm (1.8 inches)	83%	moderate
May Weather	13°C (56°F)	76 mm (3.0 inches)	76%	high
June Weather	18°C (65°F)	69 mm (2.7 inches)	74%	very high
July Weather	18°C (66°F)	90 mm (3.5 inches)	74%	very high
August Weather	19°C (66°F)	83 mm (3.3 inches)	75%	high
September Weather	15°C (59°F)	60 mm (2.3 inches)	82%	moderate
October Weather	11°C (53°F)	86 mm (3.4 inches)	88%	moderate
November Weather	6°C (44°F)	55 mm (2.2 inches)	90%	low
December Weather	4°C (40°F)	97 mm (3.8 inches)	92%	low