September Weather in Schweisweiler, Germany

Last updated: August 23, 2025

In September, the average temperature in Schweisweiler, Germany is a comfortable 15°C (59°F), making it a pleasant time to explore. However, be prepared for variable conditions, as temperatures can dip to a chilly 3°C (38°F) or soar to a warm 31°C (88°F). Rainfall is relatively moderate, with 52 mm (2.1 in) expected over 8 days, so you might want to carry an umbrella. Additionally, the average humidity sits at a high 85%, contributing to a lush and vibrant atmosphere throughout the month.

September Temperature in Schweisweiler

In September in Schweisweiler, the average temperature is 15°C (59°F). Maximums can reach 31°C (88°F), while minimums can drop to as low as 3°C (38°F). Be prepared for a range of temperatures, making it a great time for layering your clothing during your travels.

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

The chart illustrates September temperature patterns in Schweisweiler, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Schweisweiler, September typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec353843495665676759514238
Data source: Temperature data for Schweisweiler 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 Schweisweiler

In Schweisweiler in September, the total precipitation amount is 52 mm (2.1 in) over the course of 8 days.

September Precipitation Trends in Schweisweiler

The chart displays monthly precipitation patterns in Schweisweiler, 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 Schweisweiler, September typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec6065703777847262525956100
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Schweisweiler

In Schweisweiler 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 Schweisweiler

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

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

Maximum UV Index Levels in Schweisweiler for September

The chart shows the monthly maximum UV Index (UVI) for Schweisweiler 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 Schweisweiler typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689876421
Data source: Schweisweiler 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 Schweisweiler Compares to Other Months

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

This table compares monthly weather conditions in Schweisweiler, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)60 mm (2.4 inches)91%low
February Weather4°C (39°F)65 mm (2.6 inches)89%moderate
March Weather6°C (43°F)70 mm (2.8 inches)87%moderate
April Weather10°C (50°F)37 mm (1.5 inches)83%high
May Weather13°C (56°F)77 mm (3.0 inches)79%very high
June Weather18°C (66°F)83 mm (3.3 inches)82%very high
July Weather19°C (67°F)72 mm (2.8 inches)83%very high
August Weather19°C (67°F)62 mm (2.4 inches)84%high
September Weather15°C (59°F)52 mm (2.1 inches)85%high
October Weather11°C (52°F)59 mm (2.3 inches)88%moderate
November Weather5°C (42°F)55 mm (2.2 inches)89%low
December Weather3°C (38°F)100 mm (3.9 inches)91%low

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