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September Weather in Rietz, Austria

Last updated: August 22, 2025

In September, the average temperature in Rietz, Austria hovers around 9°C (48°F). However, temperatures can vary significantly, with a minimum of -9°C (16°F) and a maximum reaching 22°C (72°F). Expect about 161 mm (6.3 in) of precipitation spread over 16 days, and be prepared for a high average humidity of 83%.

September Temperature in Rietz

In September in Rietz, the average temperature is 9°C (48°F). The maximum can reach 22°C (72°F), while the minimum can dip to -9°C (16°F). This makes it essential to pack layers and be prepared for a variety of weather conditions while traveling.

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

The chart illustrates September temperature patterns in Rietz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rietz, September typically has an average temperature of 9°C (48°F), with highs reaching up to 22°C (72°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec202530374453555548413123
Data source: Temperature data for Rietz 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 Rietz

In Rietz in September, the total precipitation amount is 161 mm (6.3 in), occurring over a span of 16 days.

September Precipitation Trends in Rietz

The chart displays monthly precipitation patterns in Rietz, 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 Rietz, September typically receives around 161 mm (6.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec10479989020019419621616112893131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rietz

In Rietz in September humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.

September Average Humidity in Rietz

This chart illustrates the average monthly humidity levels in Rietz, 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 Rietz is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rietz

In Rietz in September, 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 Rietz.

Maximum UV Index Levels in Rietz for September

The chart shows the monthly maximum UV Index (UVI) for Rietz 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 Rietz typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Rietz 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 Rietz Compares to Other Months

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

This table compares monthly weather conditions in Rietz, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)104 mm (4.1 inches)93%low
February Weather-4°C (26°F)79 mm (3.1 inches)89%moderate
March Weather-1°C (30°F)98 mm (3.9 inches)86%high
April Weather3°C (37°F)90 mm (3.5 inches)83%very high
May Weather7°C (44°F)200 mm (7.9 inches)78%very high
June Weather12°C (54°F)194 mm (7.6 inches)79%very high
July Weather13°C (55°F)196 mm (7.7 inches)82%very high
August Weather13°C (55°F)216 mm (8.5 inches)80%very high
September Weather9°C (48°F)161 mm (6.3 inches)83%high
October Weather5°C (41°F)128 mm (5.0 inches)90%moderate
November Weather0°C (31°F)93 mm (3.7 inches)89%moderate
December Weather-5°C (23°F)131 mm (5.1 inches)90%low

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