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September Weather in Harmannsdorf, Austria

Last updated: August 22, 2025

In September, the average temperature in Harmannsdorf, Austria is a pleasant 16°C (62°F). However, be prepared for a range, as temperatures can dip to as low as 1°C (35°F) and soar up to 32°C (89°F). Expect some rain too, with an average precipitation of 76 mm (3.0 in) over 9 days, and humidity levels hovering around 75%.

September Temperature in Harmannsdorf

In September in Harmannsdorf, the average temperature is 16°C (62°F). The maximum can reach 32°C (89°F), and the minimum can be as low as 1°C (35°F). Be prepared for a wide range of temperatures when traveling, making it essential to pack layers for comfort.

September Weather in Harmannsdorf: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Harmannsdorf, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harmannsdorf, September typically has an average temperature of 16°C (62°F), with highs reaching up to 32°C (89°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec343742515969707162534336
Data source: Temperature data for Harmannsdorf 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.

September Precipitation in Harmannsdorf

In Harmannsdorf in September, the precipitation amount is 76 mm (3.0 in) spread over a period of 9 days.

September Precipitation Trends in Harmannsdorf

The chart displays monthly precipitation patterns in Harmannsdorf, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Harmannsdorf, September typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec322931368166817776464254
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Harmannsdorf

In Harmannsdorf in September, humidity is 75%. With an average temperature of 16°C (62°F), this humidity feels like a heavy blanket wrapping around you, making traveling feel a bit stifling and sticky, as the air clings to your skin and can sap your energy.

September Average Humidity in Harmannsdorf

This chart illustrates the average monthly humidity levels in Harmannsdorf, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Harmannsdorf is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%78%74%77%76%76%75%85%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Harmannsdorf

In Harmannsdorf in September, 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 Harmannsdorf, you can refer to this Hourly UV Index in Harmannsdorf.

Maximum UV Index Levels in Harmannsdorf for September

The chart shows the monthly maximum UV Index (UVI) for Harmannsdorf in September, 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 September, the maximum UV index in Harmannsdorf typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235688876421
Data source: Harmannsdorf September 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 September Weather in Harmannsdorf Compares to Other Months

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

This table compares monthly weather conditions in Harmannsdorf, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)32 mm (1.3 inches)90%low
February Weather3°C (38°F)29 mm (1.1 inches)87%moderate
March Weather6°C (43°F)31 mm (1.2 inches)85%moderate
April Weather11°C (52°F)36 mm (1.4 inches)78%high
May Weather15°C (59°F)81 mm (3.2 inches)73%very high
June Weather21°C (70°F)66 mm (2.6 inches)77%very high
July Weather21°C (71°F)80 mm (3.2 inches)76%very high
August Weather22°C (71°F)77 mm (3.0 inches)76%high
September Weather16°C (62°F)76 mm (3.0 inches)75%high
October Weather12°C (53°F)46 mm (1.8 inches)85%moderate
November Weather6°C (43°F)42 mm (1.7 inches)90%low
December Weather2°C (37°F)54 mm (2.1 inches)91%low

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