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August Weather in Unna, Germany

Last updated: August 23, 2025

In August, the average temperature in Unna, Germany hovers around 19°C (66°F), making it a pleasant time to explore. However, be prepared for a range, as temperatures can dip to a cool 8°C (46°F) and peak at a toasty 36°C (97°F). Expect 80 mm (3.1 in) of precipitation over 15 days, contributing to a relatively high average humidity of 75%. Whether you’re soaking up the sun or dodging raindrops, Unna has something for every weather enthusiast!

August Temperature in Unna

In August in Unna, the average temperature is 19°C (66°F), with a maximum reaching 36°C (97°F) and a minimum dropping as low as 8°C (46°F). This variability in temperatures makes Unna a great destination for travelers seeking a mix of warm days and cooler evenings.

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

The chart illustrates August temperature patterns in Unna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Unna, August typically has an average temperature of 19°C (66°F), with highs reaching up to 36°C (97°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec373943495665666659534440
Data source: Temperature data for Unna 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.

August Precipitation in Unna

In Unna in August, the precipitation amount is 80 mm (3.1 in) over a span of 15 days.

August Precipitation Trends in Unna

The chart displays monthly precipitation patterns in Unna, 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 Unna, August typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec8082844273679380639157102
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Unna

In Unna in August humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

August Average Humidity in Unna

This chart illustrates the average monthly humidity levels in Unna, 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 Unna is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Unna

In Unna in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Unna.

Maximum UV Index Levels in Unna for August

The chart shows the monthly maximum UV Index (UVI) for Unna 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 Unna typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Unna 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 Unna Compares to Other Months

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

This table compares monthly weather conditions in Unna, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)80 mm (3.1 inches)92%low
February Weather4°C (40°F)82 mm (3.2 inches)90%low
March Weather6°C (44°F)84 mm (3.3 inches)87%moderate
April Weather10°C (50°F)42 mm (1.6 inches)83%moderate
May Weather13°C (56°F)73 mm (2.9 inches)76%high
June Weather18°C (65°F)67 mm (2.6 inches)74%very high
July Weather19°C (66°F)93 mm (3.7 inches)74%very high
August Weather19°C (66°F)80 mm (3.1 inches)75%high
September Weather15°C (59°F)63 mm (2.5 inches)82%moderate
October Weather12°C (53°F)91 mm (3.6 inches)88%moderate
November Weather7°C (44°F)57 mm (2.3 inches)90%low
December Weather5°C (40°F)102 mm (4.0 inches)92%low

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