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January Weather in Altenkirchen, Germany

Last updated: August 23, 2025

In January, the average temperature in Altenkirchen, Germany hovers around 4°C (39°F), with minimums dipping to -3°C (26°F) and maximums reaching up to 10°C (50°F). Expect 62 mm (2.4 in) of precipitation spread over 13 days, accompanied by a notably high average humidity of 87%. Make sure to prepare for a cool and damp month!

January Temperature in Altenkirchen

In January in Altenkirchen, the average temperature is 4°C (39°F), with maximums reaching up to 10°C (50°F) and minimums plummeting as low as -3°C (26°F). It's advisable to pack warm clothing and prepare for chilly weather during your travels.

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

The chart illustrates January temperature patterns in Altenkirchen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altenkirchen, January typically has an average temperature of 4°C (39°F), with highs reaching up to 10°C (50°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec383839435161646661544741
Data source: Temperature data for Altenkirchen 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 Altenkirchen

In Altenkirchen in January, the precipitation amount is 62 mm (2.4 in) over the course of 13 days.

January Precipitation Trends in Altenkirchen

The chart displays monthly precipitation patterns in Altenkirchen, 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 Altenkirchen, January typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6258593339516780751067376
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Altenkirchen

In Altenkirchen in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

January Average Humidity in Altenkirchen

This chart illustrates the average monthly humidity levels in Altenkirchen, 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 Altenkirchen is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%87%85%82%81%82%80%82%85%85%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Altenkirchen

In Altenkirchen 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 Altenkirchen.

Maximum UV Index Levels in Altenkirchen for January

The chart shows the monthly maximum UV Index (UVI) for Altenkirchen 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 Altenkirchen typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Altenkirchen 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 Altenkirchen Compares to Other Months

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

This table compares monthly weather conditions in Altenkirchen, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)62 mm (2.4 inches)87%low
February Weather3°C (38°F)58 mm (2.3 inches)88%low
March Weather4°C (39°F)59 mm (2.3 inches)87%moderate
April Weather6°C (44°F)33 mm (1.3 inches)85%moderate
May Weather11°C (51°F)39 mm (1.5 inches)82%high
June Weather16°C (61°F)51 mm (2.0 inches)81%very high
July Weather18°C (64°F)67 mm (2.6 inches)82%high
August Weather19°C (66°F)80 mm (3.1 inches)80%high
September Weather16°C (61°F)75 mm (3.0 inches)82%moderate
October Weather12°C (54°F)106 mm (4.2 inches)85%moderate
November Weather8°C (47°F)73 mm (2.9 inches)85%low
December Weather5°C (41°F)76 mm (3.0 inches)85%low

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