nomadseason

August Weather in Heidenheim, Germany

Last updated: August 23, 2025

In August, the average temperature in Heidenheim, Germany hovers around 19°C (66°F), making it a comfortable time to visit. However, be prepared for a temperature range that can dip to a brisk 7°C (45°F) and rise to a warm 34°C (93°F). Expect 100 mm (3.9 in) of rain spread over 13 days, alongside an average humidity of 84%, which adds a touch of mugginess to the air.

August Temperature in Heidenheim

In August in Heidenheim, the average temperature is 19°C (66°F). Maximums can reach 34°C (93°F) and minimums can be as low as 7°C (45°F). This makes it an ideal time to travel, offering pleasant warmth during the day while allowing for cooler evenings.

August Weather in Heidenheim: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Heidenheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenheim, August typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec333641485565666658504036
Data source: Temperature data for Heidenheim generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Heidenheim

In Heidenheim in August, the total precipitation amount is 100 mm (3.9 in), occurring over a span of 13 days.

August Precipitation Trends in Heidenheim

The chart displays monthly precipitation patterns in Heidenheim, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Heidenheim, August typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec625962381021098310053604796
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Heidenheim

In Heidenheim in August, humidity is 84%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make traveling uncomfortable and exhausting, as the air clings to your skin, and every step taken feels heavier in the sultry atmosphere.

August Average Humidity in Heidenheim

This chart illustrates the average monthly humidity levels in Heidenheim, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Heidenheim is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%84%77%82%83%84%85%88%88%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Heidenheim

In Heidenheim in August, 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.

Maximum UV Index Levels in Heidenheim for August

The chart shows the monthly maximum UV Index (UVI) for Heidenheim in August, 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 August, the maximum UV index in Heidenheim typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Heidenheim August 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 August Weather in Heidenheim Compares to Other Months

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

This table compares monthly weather conditions in Heidenheim, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)62 mm (2.4 inches)91%low
February Weather2°C (37°F)59 mm (2.3 inches)89%moderate
March Weather5°C (41°F)62 mm (2.4 inches)88%moderate
April Weather9°C (49°F)38 mm (1.5 inches)84%high
May Weather13°C (55°F)102 mm (4.0 inches)77%very high
June Weather18°C (65°F)109 mm (4.3 inches)82%very high
July Weather19°C (66°F)83 mm (3.3 inches)83%very high
August Weather19°C (66°F)100 mm (3.9 inches)84%very high
September Weather15°C (58°F)53 mm (2.1 inches)85%high
October Weather10°C (50°F)60 mm (2.4 inches)88%moderate
November Weather4°C (40°F)47 mm (1.9 inches)88%low
December Weather2°C (36°F)96 mm (3.8 inches)91%low

Compare Heidenheim's Climate with Cities Worldwide