nomadseason

September Weather in Witten, Germany

Last updated: August 23, 2025

The average temperature in Witten, Germany during September is a comfortable 15°C (59°F). However, temperatures can fluctuate significantly, with minimums dropping to 2°C (35°F) and soaring to maximums of 32°C (89°F). This month also sees an average precipitation amount of 67 mm (2.6 in), typically spread over 11 days, while average humidity hovers around a sticky 81%.

September Temperature in Witten

In September in Witten, the average temperature is 15°C (59°F). Maximums can reach 32°C (89°F) and minimums can drop as low as 2°C (35°F). This makes Witten a great destination for travelers seeking mild weather with the possibility of warm days and cool evenings.

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

The chart illustrates September temperature patterns in Witten, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Witten, September typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (89°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec384044505666666659534440
Data source: Temperature data for Witten generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Witten

In Witten in September, the total precipitation amount is 67 mm (2.6 in) over the course of 11 days.

September Precipitation Trends in Witten

The chart displays monthly precipitation patterns in Witten, 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 Witten, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8085853970679877679759108
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Witten

In Witten in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

September Average Humidity in Witten

This chart illustrates the average monthly humidity levels in Witten, 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 Witten is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Witten

In Witten 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 Witten.

Maximum UV Index Levels in Witten for September

The chart shows the monthly maximum UV Index (UVI) for Witten 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 Witten typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Witten 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 Witten Compares to Other Months

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

This table compares monthly weather conditions in Witten, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)80 mm (3.2 inches)91%low
February Weather4°C (40°F)85 mm (3.4 inches)90%low
March Weather7°C (44°F)85 mm (3.4 inches)87%moderate
April Weather10°C (50°F)39 mm (1.5 inches)84%moderate
May Weather14°C (57°F)70 mm (2.7 inches)77%high
June Weather19°C (66°F)67 mm (2.6 inches)74%very high
July Weather19°C (66°F)98 mm (3.9 inches)72%very high
August Weather19°C (66°F)77 mm (3.0 inches)71%high
September Weather15°C (59°F)67 mm (2.6 inches)81%moderate
October Weather12°C (53°F)97 mm (3.8 inches)88%moderate
November Weather7°C (44°F)59 mm (2.3 inches)91%low
December Weather5°C (41°F)108 mm (4.2 inches)92%low

Compare Witten's Climate with Cities Worldwide