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January Weather in Heidenau, Germany

Last updated: August 23, 2025

In January, the average temperature in Heidenau, Germany hovers around 3°C (38°F). Expect chilly conditions, with temperatures dipping as low as -10°C (14°F) and peaking at a maximum of 14°C (57°F). The month brings 64 mm (2.5 in) of precipitation spread over approximately 11 days, resulting in a high average humidity of 91%. Be prepared for wet and cool weather!

January Temperature in Heidenau

In January in Heidenau, the average temperature is 3°C (38°F). The maximum can reach 14°C (57°F), and the minimum can be as low as -10°C (14°F). Be prepared for a chilly adventure, as temperatures can vary greatly throughout the day!

January Weather in Heidenau: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Heidenau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenau, January typically has an average temperature of 3°C (38°F), with highs reaching up to 14°C (57°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec373841485565656659534439
Data source: Temperature data for Heidenau 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.

January Precipitation in Heidenau

In Heidenau in January, the total precipitation amount is 64 mm (2.5 in) spread over 11 days.

January Precipitation Trends in Heidenau

The chart displays monthly precipitation patterns in Heidenau, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Heidenau, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec645967497376877757785172
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Heidenau

In Heidenau in January 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.

January Average Humidity in Heidenau

This chart illustrates the average monthly humidity levels in Heidenau, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Heidenau is approximately 91%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Heidenau

In Heidenau in January, 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 Heidenau.

Maximum UV Index Levels in Heidenau for January

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

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

This table compares monthly weather conditions in Heidenau, showing how January’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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