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September Weather in Riegsee, Germany

Last updated: August 23, 2025

In September, the average temperature in Riegsee, Germany hovers around 13°C (56°F). During this time, temperatures can vary from a chilly 1°C (34°F) to a pleasant 26°C (79°F). Expect 126 mm (5.0 in) of precipitation over approximately 15 days, contributing to an average humidity of 83%. Prepare for a mix of cool and damp days!

September Temperature in Riegsee

In September in Riegsee, the average temperature is 13°C (56°F). Maximums can reach 26°C (79°F), and minimums can be as low as 1°C (34°F). This pleasant range makes Riegsee an ideal destination for travelers seeking comfortable weather and outdoor activities.

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

The chart illustrates September temperature patterns in Riegsee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riegsee, September typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (79°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec303439465362636456493933
Data source: Temperature data for Riegsee 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 Riegsee

In Riegsee in September, the precipitation amount is 126 mm (5.0 in) spread over 15 days.

September Precipitation Trends in Riegsee

The chart displays monthly precipitation patterns in Riegsee, 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 Riegsee, September typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec9583857917715817617012610667110
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Riegsee

In Riegsee in September humidity is 83%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable as the air feels heavy and the moisture clings to your skin.

September Average Humidity in Riegsee

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

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

Maximum UV Index Levels in Riegsee for September

The chart shows the monthly maximum UV Index (UVI) for Riegsee 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 Riegsee typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986432
Data source: Riegsee 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 Riegsee Compares to Other Months

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

This table compares monthly weather conditions in Riegsee, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)95 mm (3.7 inches)93%low
February Weather1°C (34°F)83 mm (3.3 inches)89%moderate
March Weather4°C (39°F)85 mm (3.3 inches)86%moderate
April Weather8°C (47°F)79 mm (3.1 inches)83%high
May Weather12°C (53°F)177 mm (7.0 inches)78%very high
June Weather17°C (63°F)158 mm (6.2 inches)79%very high
July Weather17°C (64°F)176 mm (6.9 inches)82%very high
August Weather18°C (64°F)169 mm (6.7 inches)80%very high
September Weather13°C (56°F)126 mm (5.0 inches)83%high
October Weather9°C (49°F)106 mm (4.2 inches)90%moderate
November Weather4°C (39°F)67 mm (2.6 inches)89%moderate
December Weather1°C (34°F)110 mm (4.3 inches)90%low

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