May Weather in Heidenheim an der Brenz, Germany

Last updated: August 23, 2025

In May, the average temperature in Heidenheim an der Brenz, Germany hovers around 13°C (55°F). Expect a range from a brisk -1°C (30°F) to a pleasant 29°C (85°F). During this time, 107 mm (4.2 in) of precipitation is likely over 15 days, with humidity levels averaging around 77%. Prepare for a month of varying weather and embrace the seasonal changes!

May Temperature in Heidenheim an der Brenz

In May in Heidenheim an der Brenz, the average temperature is 13°C (55°F). Maximum temperatures can reach 29°C (85°F), while the minimum can drop as low as -1°C (30°F). This varied climate offers travelers the chance to enjoy both warm and cool experiences, making it essential to pack accordingly.

May Weather in Heidenheim an der Brenz: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Heidenheim an der Brenz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenheim an der Brenz, May typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (30°F).

Data source: Temperature data for Heidenheim an der Brenz generated using information from the Copernicus Climate Change Service.

May Precipitation in Heidenheim an der Brenz

In Heidenheim an der Brenz in May, the total precipitation amount is 107 mm (4.2 in) spread over 15 days.

May Precipitation Trends in Heidenheim an der Brenz

The chart displays monthly precipitation patterns in Heidenheim an der Brenz, 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 Heidenheim an der Brenz, May typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Heidenheim an der Brenz

In Heidenheim an der Brenz in May humidity is 77%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill in the air, making travel somewhat uncomfortable as the moisture clings to your skin and adds a heavier weight to your clothing, which can sap your energy as you explore.

May Average Humidity in Heidenheim an der Brenz

This chart illustrates the average monthly humidity levels in Heidenheim an der Brenz, 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 Heidenheim an der Brenz is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Heidenheim an der Brenz

In Heidenheim an der Brenz 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 Heidenheim an der Brenz.

Maximum UV Index Levels in Heidenheim an der Brenz for May

The chart shows the monthly maximum UV Index (UVI) for Heidenheim an der Brenz 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 Heidenheim an der Brenz typically reaches 8, which falls under the very high exposure category.

Data source: Heidenheim an der Brenz 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 Heidenheim an der Brenz Compares to Other Months

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

This table compares monthly weather conditions in Heidenheim an der Brenz, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	70 mm (2.7 inches)	91%	low
February Weather	2°C (36°F)	68 mm (2.7 inches)	89%	moderate
March Weather	5°C (41°F)	69 mm (2.7 inches)	88%	moderate
April Weather	9°C (48°F)	39 mm (1.5 inches)	84%	high
May Weather	13°C (55°F)	107 mm (4.2 inches)	77%	very high
June Weather	18°C (64°F)	117 mm (4.6 inches)	82%	very high
July Weather	19°C (66°F)	90 mm (3.5 inches)	83%	very high
August Weather	19°C (66°F)	102 mm (4.0 inches)	84%	very high
September Weather	14°C (58°F)	55 mm (2.2 inches)	85%	high
October Weather	10°C (50°F)	66 mm (2.6 inches)	88%	moderate
November Weather	4°C (40°F)	50 mm (2.0 inches)	88%	low
December Weather	2°C (35°F)	99 mm (3.9 inches)	91%	low