nomadseason

September Weather in Petersbach, France

Last updated: August 23, 2025

In Petersbach, France, the average temperature in September is a pleasant 16°C (61°F). You can expect a minimum of 3°C (39°F) and a maximum of 33°C (91°F), offering a diverse range of weather. With about 60 mm (2.3 in) of precipitation spread over 10 days, make sure to pack an umbrella. The average humidity sits at a comfortable 83%, ensuring the air feels pleasantly mild.

September Temperature in Petersbach

In September in Petersbach, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop to as low as 3°C (39°F). It's advisable to pack layers and be prepared for both warm days and cooler evenings during your travels.

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

The chart illustrates September temperature patterns in Petersbach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petersbach, September typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec364044505766686860534339
Data source: Temperature data for Petersbach 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 Petersbach

In Petersbach in September, the precipitation amount is 60 mm (2.3 in) over a span of 10 days.

September Precipitation Trends in Petersbach

The chart displays monthly precipitation patterns in Petersbach, 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 Petersbach, September typically receives around 60 mm (2.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8682875095927772606968123
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Petersbach

In Petersbach in September, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

September Average Humidity in Petersbach

This chart illustrates the average monthly humidity levels in Petersbach, 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 Petersbach is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Petersbach

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

Maximum UV Index Levels in Petersbach for September

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

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

This table compares monthly weather conditions in Petersbach, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)86 mm (3.4 inches)91%low
February Weather4°C (40°F)82 mm (3.2 inches)90%moderate
March Weather7°C (44°F)87 mm (3.4 inches)88%moderate
April Weather10°C (51°F)50 mm (2.0 inches)84%high
May Weather14°C (57°F)95 mm (3.7 inches)81%very high
June Weather19°C (66°F)92 mm (3.6 inches)82%very high
July Weather20°C (69°F)77 mm (3.0 inches)82%very high
August Weather20°C (68°F)72 mm (2.8 inches)80%very high
September Weather16°C (61°F)60 mm (2.3 inches)83%high
October Weather11°C (53°F)69 mm (2.7 inches)89%moderate
November Weather6°C (43°F)68 mm (2.7 inches)91%low
December Weather4°C (39°F)123 mm (4.8 inches)93%low

Compare Petersbach's Climate with Cities Worldwide