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May Weather in Altenkirchen, Germany

Last updated: August 23, 2025

In May, the average temperature in Altenkirchen, Germany is a cool 11°C (51°F). Expect minimums dipping to 5°C (42°F) and maximums reaching 18°C (65°F). With an average humidity of 82%, you'll find the air quite damp. Prepare for rain as well, with an average precipitation of 39 mm (1.5 in) spread over 9 days.

May Temperature in Altenkirchen

In May in Altenkirchen, the average temperature is 11°C (51°F). Maximums can reach 18°C (65°F), and minimums can be as low as 5°C (42°F). It's a perfect time for travelers to enjoy mild weather while exploring the beauty of Altenkirchen.

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

The chart illustrates May 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, May typically has an average temperature of 11°C (51°F), with highs reaching up to 18°C (65°F) and lows dropping to around 5°C (42°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.

May Precipitation in Altenkirchen

In Altenkirchen in May, the precipitation amount is 39 mm (1.5 in) spread over 9 days.

May Precipitation Trends in Altenkirchen

The chart displays monthly precipitation patterns in Altenkirchen, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Altenkirchen, May typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6258593339516780751067376
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Altenkirchen

In Altenkirchen in May, humidity is 82%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and requiring additional layers to stay warm while exploring.

May Average Humidity in Altenkirchen

This chart illustrates the average monthly humidity levels in Altenkirchen, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Altenkirchen is approximately 82%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Altenkirchen

In Altenkirchen in May, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Altenkirchen, you can refer to this Hourly UV Index in Altenkirchen.

Maximum UV Index Levels in Altenkirchen for May

The chart shows the monthly maximum UV Index (UVI) for Altenkirchen in May, 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 May, the maximum UV index in Altenkirchen typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Altenkirchen May 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 May 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 May’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 May’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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