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December Weather in Rietheim-Weilheim, Germany

Last updated: August 23, 2025

In December, the average temperature in Rietheim-Weilheim, Germany hovers around 2°C (35°F), with a minimum of -7°C (20°F) and a maximum reaching 13°C (55°F). Expect 103 mm (4.1 in) of precipitation spread over 18 days, contributing to an average humidity of a chilly 90%. Prepare for a brisk and damp experience!

December Temperature in Rietheim-Weilheim

In December in Rietheim-Weilheim, the average temperature is 2°C (35°F). Maximums can reach 13°C (55°F), while minimums can drop to as low as -7°C (20°F). Be prepared for chilly weather and pack warm clothing if you're planning to travel during this time.

December Weather in Rietheim-Weilheim: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rietheim-Weilheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rietheim-Weilheim, December typically has an average temperature of 2°C (35°F), with highs reaching up to 13°C (55°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec323640485463656557493935
Data source: Temperature data for Rietheim-Weilheim 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 Rietheim-Weilheim

In Rietheim-Weilheim in December, the precipitation amount is 103 mm (4.1 in) distributed over 18 days.

December Precipitation Trends in Rietheim-Weilheim

The chart displays monthly precipitation patterns in Rietheim-Weilheim, 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 Rietheim-Weilheim, December typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec8067765411511786108677655103
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rietheim-Weilheim

In Rietheim-Weilheim in December humidity is 90%. With an average temperature of 2°C (35°F), this humidity feels like a cold, damp blanket that clings to your skin, making outdoor activities uncomfortable and requiring extra layers to stay warm and dry while traveling.

December Average Humidity in Rietheim-Weilheim

This chart illustrates the average monthly humidity levels in Rietheim-Weilheim, 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 Rietheim-Weilheim 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 Rietheim-Weilheim

In Rietheim-Weilheim 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 Rietheim-Weilheim.

Maximum UV Index Levels in Rietheim-Weilheim for December

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

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

This table compares monthly weather conditions in Rietheim-Weilheim, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)80 mm (3.2 inches)92%low
February Weather2°C (36°F)67 mm (2.6 inches)89%moderate
March Weather5°C (41°F)76 mm (3.0 inches)87%moderate
April Weather9°C (48°F)54 mm (2.1 inches)84%high
May Weather12°C (54°F)115 mm (4.5 inches)80%very high
June Weather17°C (63°F)117 mm (4.6 inches)82%very high
July Weather19°C (66°F)86 mm (3.4 inches)83%very high
August Weather18°C (65°F)108 mm (4.3 inches)80%very high
September Weather14°C (57°F)67 mm (2.6 inches)83%high
October Weather9°C (49°F)76 mm (3.0 inches)90%moderate
November Weather4°C (39°F)55 mm (2.2 inches)88%low
December Weather2°C (35°F)103 mm (4.1 inches)90%low

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