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September Weather in Sornac, France

Last updated: August 23, 2025

In September, the average temperature in Sornac, France is a comfortable 15°C (59°F), with minimums dropping to 2°C (35°F) and maximums reaching up to 30°C (87°F). Expect an average precipitation of 70 mm (2.8 in) over 10 days, coupled with a relatively high average humidity of 79%. Perfect weather for both indoor and outdoor activities!

September Temperature in Sornac

In September in Sornac, the average temperature is 15°C (59°F). Maximum temperatures can reach 30°C (87°F), while minimums can drop as low as 2°C (35°F). Be sure to pack layers for your trip, as temperatures can vary widely throughout the day.

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

The chart illustrates September temperature patterns in Sornac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sornac, September typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec364143495462656559524339
Data source: Temperature data for Sornac 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 Sornac

In Sornac in September, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.

September Precipitation Trends in Sornac

The chart displays monthly precipitation patterns in Sornac, 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 Sornac, September typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec868193661181107461707994144
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sornac

In Sornac in September humidity is 79%. With an average temperature of 15°C (59°F), this humidity feels like a muggy embrace that clings to your skin, making outdoor activities somewhat uncomfortable. Travelers may find themselves frequently seeking shelter or refreshing drinks to combat the warm, damp air, as the moisture in the atmosphere feels particularly heavy, especially during longer excursions.

September Average Humidity in Sornac

This chart illustrates the average monthly humidity levels in Sornac, 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 Sornac is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%84%84%82%79%75%79%86%90%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sornac

In Sornac in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sornac.

Maximum UV Index Levels in Sornac for September

The chart shows the monthly maximum UV Index (UVI) for Sornac 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 Sornac typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23678101097532
Data source: Sornac 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 Sornac Compares to Other Months

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

This table compares monthly weather conditions in Sornac, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)86 mm (3.4 inches)90%low
February Weather5°C (41°F)81 mm (3.2 inches)87%moderate
March Weather6°C (44°F)93 mm (3.6 inches)85%high
April Weather9°C (49°F)66 mm (2.6 inches)84%high
May Weather12°C (55°F)118 mm (4.7 inches)84%very high
June Weather17°C (62°F)109 mm (4.3 inches)82%very high
July Weather19°C (66°F)74 mm (2.9 inches)79%very high
August Weather18°C (65°F)61 mm (2.4 inches)75%very high
September Weather15°C (59°F)70 mm (2.8 inches)79%high
October Weather11°C (52°F)79 mm (3.1 inches)86%moderate
November Weather6°C (43°F)94 mm (3.7 inches)90%moderate
December Weather4°C (39°F)144 mm (5.7 inches)92%low

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