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September Weather in Zwentendorf, Austria

Last updated: August 22, 2025

In September, the average temperature in Zwentendorf, Austria is a mild 16°C (61°F). Expect temperature fluctuations with a minimum of 0°C (33°F) and a maximum of 31°C (88°F). The region experiences 80 mm (3.1 in) of precipitation spread across 10 days, contributing to an average humidity level of 75%.

September Temperature in Zwentendorf

In September in Zwentendorf, the average temperature is 16°C (61°F). Maximums can reach 31°C (88°F), while minimums can be as low as 0°C (33°F). It's a great time for travelers to experience a mix of warm and cool weather, so be sure to pack accordingly!

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

The chart illustrates September temperature patterns in Zwentendorf, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zwentendorf, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (88°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec343842505868697061524337
Data source: Temperature data for Zwentendorf 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 Zwentendorf

In Zwentendorf in September, the total precipitation amount is 80 mm (3.1 in) over a period of 10 days.

September Precipitation Trends in Zwentendorf

The chart displays monthly precipitation patterns in Zwentendorf, 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 Zwentendorf, September typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec413341459274807880504659
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zwentendorf

In Zwentendorf in September humidity is 75%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy embrace, making traveling somewhat uncomfortable as you may find yourself constantly adjusting your clothing and seeking shade to escape the sticky air.

September Average Humidity in Zwentendorf

This chart illustrates the average monthly humidity levels in Zwentendorf, 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 Zwentendorf 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 Zwentendorf

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

Maximum UV Index Levels in Zwentendorf for September

The chart shows the monthly maximum UV Index (UVI) for Zwentendorf 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 Zwentendorf typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689876421
Data source: Zwentendorf 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 Zwentendorf Compares to Other Months

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

This table compares monthly weather conditions in Zwentendorf, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)40 mm (1.6 inches)90%low
February Weather3°C (38°F)33 mm (1.3 inches)87%moderate
March Weather6°C (42°F)41 mm (1.6 inches)85%moderate
April Weather10°C (51°F)45 mm (1.8 inches)78%high
May Weather14°C (58°F)91 mm (3.6 inches)73%very high
June Weather20°C (68°F)74 mm (2.9 inches)77%very high
July Weather21°C (69°F)80 mm (3.2 inches)76%very high
August Weather21°C (70°F)78 mm (3.1 inches)76%high
September Weather16°C (61°F)80 mm (3.1 inches)75%high
October Weather11°C (52°F)50 mm (2.0 inches)85%moderate
November Weather6°C (43°F)46 mm (1.8 inches)90%low
December Weather3°C (37°F)58 mm (2.3 inches)91%low

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