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December Weather in Welle, Germany

Last updated: August 23, 2025

In December, the average temperature in Welle, Germany hovers around 4°C (40°F), with minimums dipping to a chilly -10°C (14°F) and maximums reaching a mild 13°C (55°F). Expect 72 mm (2.8 in) of precipitation over approximately 15 days, accompanied by a high humidity level of 90%. Be prepared for a mix of cool and damp conditions!

December Temperature in Welle

In December in Welle, the average temperature is 4°C (40°F), with maximums reaching 13°C (55°F) and minimums dropping as low as -10°C (14°F), making it essential for travelers to dress warmly and be prepared for chilly conditions.

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

The chart illustrates December temperature patterns in Welle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Welle, December typically has an average temperature of 4°C (40°F), with highs reaching up to 13°C (55°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec373841485565656659534439
Data source: Temperature data for Welle generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Welle

In Welle in December, the total precipitation amount is 72 mm (2.8 in) over the course of 15 days.

December Precipitation Trends in Welle

The chart displays monthly precipitation patterns in Welle, 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 Welle, December typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec645967497376877757785172
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Welle

In Welle in December humidity is 90%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that penetrates your clothes, making even short excursions outside seem uncomfortable and uninviting.

December Average Humidity in Welle

This chart illustrates the average monthly humidity levels in Welle, 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 Welle is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%82%73%66%66%67%81%86%90%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Welle

In Welle 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 Welle.

Maximum UV Index Levels in Welle for December

The chart shows the monthly maximum UV Index (UVI) for Welle 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 Welle typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578775321
Data source: Welle 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 Welle Compares to Other Months

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

This table compares monthly weather conditions in Welle, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)64 mm (2.5 inches)91%low
February Weather3°C (38°F)59 mm (2.3 inches)89%low
March Weather5°C (42°F)67 mm (2.6 inches)87%moderate
April Weather9°C (48°F)49 mm (1.9 inches)82%moderate
May Weather13°C (56°F)73 mm (2.9 inches)73%high
June Weather18°C (65°F)76 mm (3.0 inches)66%very high
July Weather18°C (65°F)87 mm (3.4 inches)66%high
August Weather19°C (66°F)77 mm (3.0 inches)67%high
September Weather15°C (59°F)57 mm (2.2 inches)81%moderate
October Weather11°C (53°F)78 mm (3.1 inches)86%moderate
November Weather7°C (44°F)51 mm (2.0 inches)90%low
December Weather4°C (40°F)72 mm (2.8 inches)90%low

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