nomadseason

December Weather in Theilheim, Germany

Last updated: August 23, 2025

In December, the average temperature in Theilheim, Germany hovers around 3°C (38°F), with a minimum dropping as low as -8°C (18°F) and a maximum peaking at 14°C (57°F). Expect 95 mm (3.8 in) of precipitation spread over approximately 17 days, contributing to a high average humidity of 91%. Perfect for cozy indoor activities!

December Temperature in Theilheim

In December in Theilheim, the average temperature is 3°C (38°F). Maximum temperatures can reach 14°C (57°F), while minimums can drop as low as -8°C (18°F). Travelers should be prepared for chilly weather and pack accordingly for both warm and cold conditions.

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

The chart illustrates December temperature patterns in Theilheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Theilheim, 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 -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec353742495665676759514237
Data source: Temperature data for Theilheim generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Theilheim

In Theilheim in December, the precipitation amount is 95 mm (3.8 in) over the course of 17 days.

December Precipitation Trends in Theilheim

The chart displays monthly precipitation patterns in Theilheim, 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 Theilheim, December typically receives around 95 mm (3.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec595669388581726848594396
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Theilheim

In Theilheim in December humidity is 91%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and necessitating layered clothing to stay warm and dry during your travels.

December Average Humidity in Theilheim

This chart illustrates the average monthly humidity levels in Theilheim, 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 Theilheim is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Theilheim

In Theilheim 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 Theilheim.

Maximum UV Index Levels in Theilheim for December

The chart shows the monthly maximum UV Index (UVI) for Theilheim 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 Theilheim typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235688876421
Data source: Theilheim 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 Theilheim Compares to Other Months

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

This table compares monthly weather conditions in Theilheim, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)59 mm (2.3 inches)91%low
February Weather3°C (38°F)56 mm (2.2 inches)89%moderate
March Weather6°C (42°F)69 mm (2.7 inches)87%moderate
April Weather10°C (49°F)38 mm (1.5 inches)83%high
May Weather13°C (56°F)85 mm (3.3 inches)79%very high
June Weather19°C (66°F)81 mm (3.2 inches)82%very high
July Weather19°C (67°F)72 mm (2.8 inches)83%very high
August Weather19°C (67°F)68 mm (2.7 inches)84%high
September Weather15°C (59°F)48 mm (1.9 inches)85%high
October Weather11°C (51°F)59 mm (2.3 inches)88%moderate
November Weather5°C (42°F)43 mm (1.7 inches)89%low
December Weather3°C (38°F)95 mm (3.8 inches)91%low

Compare Theilheim's Climate with Cities Worldwide