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December Weather in Mullheim, Germany

Last updated: August 23, 2025

In December, the average temperature in Mullheim, Germany hovers around 3°C (38°F). Temperatures can dip to a chilly -6°C (22°F), while reaching a pleasant maximum of 14°C (57°F). Expect consistent rainfall, with an average precipitation of 149 mm (5.9 in) over 18 days. The air remains quite humid, with an average humidity level of 90%—perfect for cozy indoor activities!

December Temperature in Mullheim

In December in Mullheim, the average temperature is 3°C (38°F), with maximums reaching 14°C (57°F) and minimums dropping to as low as -6°C (22°F). Be sure to pack warm clothing and prepare for chilly conditions if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Mullheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mullheim, December typically has an average temperature of 3°C (38°F), with highs reaching up to 14°C (57°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec343843505666686860514237
Data source: Temperature data for Mullheim 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 Mullheim

In Mullheim in December, the total precipitation amount is 149 mm (5.9 in) spread over 18 days.

December Precipitation Trends in Mullheim

The chart displays monthly precipitation patterns in Mullheim, 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 Mullheim, December typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec11390102581251158577609079150
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mullheim

In Mullheim in December humidity is 90%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill wrapping around you, making travel uncomfortable as the cold penetrates your clothing while the heavy moisture lingers in the air.

December Average Humidity in Mullheim

This chart illustrates the average monthly humidity levels in Mullheim, 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 Mullheim is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mullheim

In Mullheim 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 Mullheim.

Maximum UV Index Levels in Mullheim for December

The chart shows the monthly maximum UV Index (UVI) for Mullheim 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 Mullheim typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Mullheim 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 Mullheim Compares to Other Months

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

This table compares monthly weather conditions in Mullheim, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)113 mm (4.4 inches)92%low
February Weather4°C (39°F)90 mm (3.6 inches)89%moderate
March Weather6°C (43°F)102 mm (4.0 inches)87%moderate
April Weather10°C (50°F)58 mm (2.3 inches)84%high
May Weather13°C (56°F)125 mm (4.9 inches)80%very high
June Weather19°C (66°F)115 mm (4.5 inches)82%very high
July Weather20°C (68°F)85 mm (3.4 inches)83%very high
August Weather20°C (68°F)77 mm (3.0 inches)80%very high
September Weather16°C (60°F)60 mm (2.4 inches)83%high
October Weather11°C (52°F)90 mm (3.5 inches)90%moderate
November Weather5°C (42°F)79 mm (3.1 inches)88%low
December Weather3°C (38°F)149 mm (5.9 inches)90%low

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