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September Weather in Alzenau in Unterfranken, Germany

Last updated: August 23, 2025

In September, the average temperature in Alzenau in Unterfranken, Germany hovers around 16°C (61°F). Expect temperature fluctuations, with a minimum of 3°C (38°F) and a maximum reaching up to 32°C (90°F). Be prepared for some rain as 48 mm (1.9 in) of precipitation is likely over 7 days, accompanied by an average humidity of 85%.

September Temperature in Alzenau in Unterfranken

In September in Alzenau in Unterfranken, the average temperature is 16°C (61°F). Maximum temperatures can reach as high as 32°C (90°F), while minimums can drop to a chilly 3°C (38°F). Be sure to pack layers to stay comfortable during your travels!

September Weather in Alzenau in Unterfranken: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Alzenau in Unterfranken, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alzenau in Unterfranken, September typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943505767686860524339
Data source: Temperature data for Alzenau in Unterfranken 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 Alzenau in Unterfranken

In Alzenau in Unterfranken in September, the total precipitation amount is 48 mm (1.9 in) over a span of 7 days.

September Precipitation Trends in Alzenau in Unterfranken

The chart displays monthly precipitation patterns in Alzenau in Unterfranken, 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 Alzenau in Unterfranken, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec7364843978806658486654112
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Alzenau in Unterfranken

In Alzenau in Unterfranken in September, humidity is 85%. With an average temperature of 16°C (61°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel sticky and the air heavy, which can be challenging for traveling and exploring the area comfortably.

September Average Humidity in Alzenau in Unterfranken

This chart illustrates the average monthly humidity levels in Alzenau in Unterfranken, 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 Alzenau in Unterfranken is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Alzenau in Unterfranken

In Alzenau in Unterfranken in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Alzenau in Unterfranken.

Maximum UV Index Levels in Alzenau in Unterfranken for September

The chart shows the monthly maximum UV Index (UVI) for Alzenau in Unterfranken 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 Alzenau in Unterfranken typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234588875421
Data source: Alzenau in Unterfranken 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 Alzenau in Unterfranken Compares to Other Months

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

This table compares monthly weather conditions in Alzenau in Unterfranken, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)72 mm (2.9 inches)91%low
February Weather4°C (39°F)64 mm (2.5 inches)89%moderate
March Weather6°C (44°F)83 mm (3.3 inches)87%moderate
April Weather10°C (51°F)39 mm (1.5 inches)83%moderate
May Weather14°C (57°F)78 mm (3.1 inches)79%very high
June Weather19°C (67°F)80 mm (3.1 inches)82%very high
July Weather20°C (68°F)66 mm (2.6 inches)83%very high
August Weather20°C (69°F)58 mm (2.3 inches)84%high
September Weather16°C (61°F)48 mm (1.9 inches)85%moderate
October Weather11°C (52°F)66 mm (2.6 inches)88%moderate
November Weather6°C (43°F)54 mm (2.1 inches)89%low
December Weather4°C (39°F)112 mm (4.4 inches)91%low

Compare Alzenau in Unterfranken's Climate with Cities Worldwide