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September Weather in Alheim, Germany

Last updated: August 23, 2025

In September, the average temperature in Alheim, Germany hovers around 14°C (58°F). Expect a refreshing range, with minimums dropping to 0°C (33°F) and maximums peaking at 30°C (86°F). During this month, precipitation amounts to 46 mm (1.8 in) across about 9 days, contributing to an average humidity level of 82%. Embrace the variety of weather as you explore!

September Temperature in Alheim

In September in Alheim, the average temperature is 14°C (58°F). Maximums can reach 30°C (86°F), while minimums can be as low as 0°C (33°F). This makes Alheim a destination with a diverse climate perfect for a range of outdoor activities, so be sure to pack accordingly!

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

The chart illustrates September temperature patterns in Alheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alheim, September typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (86°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec343641475464656557504137
Data source: Temperature data for Alheim 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 Alheim

In Alheim in September, the precipitation amount is 46 mm (1.8 in) over the course of 9 days.

September Precipitation Trends in Alheim

The chart displays monthly precipitation patterns in Alheim, 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 Alheim, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec636071406770766846604275
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Alheim

In Alheim in September, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

September Average Humidity in Alheim

This chart illustrates the average monthly humidity levels in Alheim, 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 Alheim is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Alheim

In Alheim 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 Alheim.

Maximum UV Index Levels in Alheim for September

The chart shows the monthly maximum UV Index (UVI) for Alheim 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 Alheim typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Alheim 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 Alheim Compares to Other Months

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

This table compares monthly weather conditions in Alheim, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)63 mm (2.5 inches)92%low
February Weather2°C (37°F)60 mm (2.4 inches)90%low
March Weather5°C (41°F)71 mm (2.8 inches)87%moderate
April Weather9°C (48°F)39 mm (1.6 inches)83%moderate
May Weather12°C (55°F)67 mm (2.7 inches)76%high
June Weather18°C (64°F)70 mm (2.7 inches)74%very high
July Weather18°C (65°F)76 mm (3.0 inches)74%very high
August Weather18°C (65°F)68 mm (2.7 inches)75%high
September Weather14°C (58°F)46 mm (1.8 inches)82%moderate
October Weather10°C (51°F)60 mm (2.4 inches)88%moderate
November Weather5°C (41°F)42 mm (1.6 inches)90%low
December Weather3°C (37°F)75 mm (2.9 inches)92%low

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