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September Weather in Champigny-le-Sec, France

Last updated: August 23, 2025

In September, the average temperature in Champigny-le-Sec, France is a comfortable 18°C (64°F), with minimums dipping to 5°C (41°F) and maximums reaching as high as 35°C (96°F). Rainfall is moderate, with an average precipitation of 31 mm (1.2 in) spread over about 7 days. Additionally, the average humidity during this month hovers around 76%, ensuring a pleasantly warm atmosphere.

September Temperature in Champigny-le-Sec

In September in Champigny-le-Sec, the average temperature is 18°C (64°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 5°C (41°F). This moderate climate makes Champigny-le-Sec a great destination for travelers seeking a pleasant escape.

September Weather in Champigny-le-Sec: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Champigny-le-Sec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Champigny-le-Sec, September typically has an average temperature of 18°C (64°F), with highs reaching up to 35°C (96°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec414548535967706964564744
Data source: Temperature data for Champigny-le-Sec 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 Champigny-le-Sec

In Champigny-le-Sec in September, the precipitation amount is 31 mm (1.2 in) over the course of 7 days.

September Precipitation Trends in Champigny-le-Sec

The chart displays monthly precipitation patterns in Champigny-le-Sec, 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 Champigny-le-Sec, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec516270517780332631777687
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Champigny-le-Sec

In Champigny-le-Sec in September, humidity is 76%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel steamy and invigorating—perfect for exploring charming streets, though you might want to take breaks in the shade.

September Average Humidity in Champigny-le-Sec

This chart illustrates the average monthly humidity levels in Champigny-le-Sec, 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 Champigny-le-Sec is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%85%84%83%79%71%68%76%87%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Champigny-le-Sec

In Champigny-le-Sec 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 Champigny-le-Sec, you can refer to this Hourly UV Index in Champigny-le-Sec.

Maximum UV Index Levels in Champigny-le-Sec for September

The chart shows the monthly maximum UV Index (UVI) for Champigny-le-Sec 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 Champigny-le-Sec typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Champigny-le-Sec 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 Champigny-le-Sec Compares to Other Months

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

This table compares monthly weather conditions in Champigny-le-Sec, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)51 mm (2.0 inches)90%low
February Weather7°C (45°F)62 mm (2.4 inches)88%moderate
March Weather9°C (49°F)70 mm (2.8 inches)85%moderate
April Weather12°C (54°F)50 mm (2.0 inches)83%high
May Weather15°C (60°F)77 mm (3.0 inches)83%very high
June Weather19°C (67°F)80 mm (3.1 inches)79%very high
July Weather21°C (71°F)33 mm (1.3 inches)71%very high
August Weather21°C (70°F)26 mm (1.0 inches)68%very high
September Weather18°C (64°F)31 mm (1.2 inches)76%high
October Weather13°C (57°F)77 mm (3.0 inches)87%moderate
November Weather8°C (47°F)76 mm (3.0 inches)91%low
December Weather7°C (45°F)87 mm (3.4 inches)93%low

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