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September Weather in Simmerath, Germany

Last updated: August 23, 2025

In September, the average temperature in Simmerath, Germany is a mild 13°C (56°F). Visitors can expect temperature variations, with a minimum of 1°C (34°F) and a maximum soaring to 30°C (87°F). The region experiences an average of 81 mm (3.2 in) of precipitation over 11 days, contributing to an average humidity of 81%. Whether you're braving the chill or basking in warmth, be prepared for a diverse climate!

September Temperature in Simmerath

In September in Simmerath, the average temperature is 13°C (56°F), with maximums reaching 30°C (87°F) and minimums dropping as low as 1°C (34°F). This range makes it essential for travelers to pack for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Simmerath, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simmerath, September typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (87°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec333641465261626256494137
Data source: Temperature data for Simmerath 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 Simmerath

In Simmerath in September, the precipitation amount is 81 mm (3.2 in) over a span of 11 days.

September Precipitation Trends in Simmerath

The chart displays monthly precipitation patterns in Simmerath, 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 Simmerath, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec978810653101110108100818968128
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Simmerath

In Simmerath in September, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.

September Average Humidity in Simmerath

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

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

Maximum UV Index Levels in Simmerath for September

The chart shows the monthly maximum UV Index (UVI) for Simmerath 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 Simmerath typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Simmerath 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 Simmerath Compares to Other Months

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

This table compares monthly weather conditions in Simmerath, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)97 mm (3.8 inches)91%low
February Weather2°C (37°F)88 mm (3.4 inches)90%moderate
March Weather5°C (41°F)106 mm (4.2 inches)87%moderate
April Weather8°C (47°F)53 mm (2.1 inches)84%moderate
May Weather11°C (53°F)101 mm (4.0 inches)77%very high
June Weather16°C (61°F)110 mm (4.3 inches)74%very high
July Weather17°C (62°F)108 mm (4.3 inches)72%very high
August Weather17°C (63°F)100 mm (3.9 inches)71%high
September Weather13°C (56°F)81 mm (3.2 inches)81%high
October Weather10°C (50°F)89 mm (3.5 inches)88%moderate
November Weather5°C (41°F)68 mm (2.7 inches)91%low
December Weather3°C (37°F)128 mm (5.0 inches)92%low

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