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May Weather in Heidenburg, Germany

Last updated: August 23, 2025

In May, the average temperature in Heidenburg, Germany hovers around 13°C (55°F). However, be prepared for a range of temperatures, as the minimum can dip to -1°C (31°F) while the maximum may reach up to 31°C (87°F). Expect 86 mm (3.4 in) of precipitation over 13 days, contributing to an average humidity of 81%.

May Temperature in Heidenburg

In May in Heidenburg, the average temperature is 13°C (55°F). Maximum temperatures can reach 31°C (87°F), while minimums can drop as low as -1°C (31°F). Be prepared for a wide range of temperatures if you're traveling during this time.

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

The chart illustrates May temperature patterns in Heidenburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenburg, May typically has an average temperature of 13°C (55°F), with highs reaching up to 31°C (87°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec343742485564656457504138
Data source: Temperature data for Heidenburg 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 Heidenburg

In Heidenburg, in May, the precipitation amount is 86 mm (3.4 in) over the course of 13 days.

May Precipitation Trends in Heidenburg

The chart displays monthly precipitation patterns in Heidenburg, 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 Heidenburg, May typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7781964886897068657570132
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Heidenburg

In Heidenburg in May, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

May Average Humidity in Heidenburg

This chart illustrates the average monthly humidity levels in Heidenburg, 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 Heidenburg is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Heidenburg

In Heidenburg in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Heidenburg.

Maximum UV Index Levels in Heidenburg for May

The chart shows the monthly maximum UV Index (UVI) for Heidenburg 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 Heidenburg typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689876421
Data source: Heidenburg 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 Heidenburg Compares to Other Months

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

This table compares monthly weather conditions in Heidenburg, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)77 mm (3.0 inches)91%low
February Weather3°C (38°F)81 mm (3.2 inches)90%moderate
March Weather5°C (42°F)96 mm (3.8 inches)88%moderate
April Weather9°C (48°F)48 mm (1.9 inches)84%high
May Weather13°C (55°F)86 mm (3.4 inches)81%very high
June Weather18°C (64°F)89 mm (3.5 inches)82%very high
July Weather18°C (65°F)70 mm (2.8 inches)82%very high
August Weather18°C (65°F)68 mm (2.7 inches)80%high
September Weather14°C (58°F)65 mm (2.5 inches)83%high
October Weather10°C (51°F)75 mm (2.9 inches)89%moderate
November Weather5°C (41°F)70 mm (2.8 inches)91%low
December Weather3°C (38°F)132 mm (5.2 inches)93%low

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