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September Weather in Welzheim, Germany

Last updated: August 23, 2025

In Welzheim, Germany, the average temperature in September hovers around 15°C (59°F), with a minimum of 2°C (36°F) and a maximum of 29°C (85°F). During this month, you can expect 53 mm (2.1 in) of precipitation spread over approximately 9 days. The air is quite humid, with an average humidity level of 85%.

September Temperature in Welzheim

In September in Welzheim, the average temperature is 15°C (59°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as 2°C (36°F). This makes Welzheim an ideal destination for travelers seeking pleasant and varied weather.

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

The chart illustrates September temperature patterns in Welzheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Welzheim, September typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec333741495565676658504136
Data source: Temperature data for Welzheim 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 Welzheim

In Welzheim in September, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

September Precipitation Trends in Welzheim

The chart displays monthly precipitation patterns in Welzheim, 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 Welzheim, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec89819140971087975538057131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Welzheim

In Welzheim in September, humidity is 85%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket wrapping around you, making traveling quite uncomfortable and sticky. Be prepared to take frequent breaks and stay hydrated as you navigate the lush, but humid environment.

September Average Humidity in Welzheim

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

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

Maximum UV Index Levels in Welzheim for September

The chart shows the monthly maximum UV Index (UVI) for Welzheim 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 Welzheim typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689886421
Data source: Welzheim 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 Welzheim Compares to Other Months

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

This table compares monthly weather conditions in Welzheim, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)89 mm (3.5 inches)91%low
February Weather3°C (37°F)81 mm (3.2 inches)89%moderate
March Weather5°C (42°F)91 mm (3.6 inches)87%moderate
April Weather9°C (49°F)40 mm (1.6 inches)83%high
May Weather13°C (56°F)97 mm (3.8 inches)79%very high
June Weather18°C (65°F)108 mm (4.3 inches)82%very high
July Weather19°C (67°F)79 mm (3.1 inches)83%very high
August Weather19°C (67°F)75 mm (3.0 inches)84%very high
September Weather15°C (59°F)53 mm (2.1 inches)85%high
October Weather10°C (51°F)80 mm (3.1 inches)88%moderate
November Weather5°C (41°F)57 mm (2.2 inches)89%low
December Weather2°C (37°F)131 mm (5.2 inches)91%low

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