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September Weather in Aignan, France

Last updated: August 23, 2025

In Aignan, France, the average temperature in September hovers around 19°C (67°F), with a range that can see lows of 6°C (42°F) and highs soaring to 35°C (95°F). Expect 63 mm (2.5 in) of precipitation over 9 days, alongside an average humidity level of 73%. Embrace the varied weather that this month brings!

September Temperature in Aignan

In September in Aignan, the average temperature is 19°C (67°F). Maximums can reach 35°C (95°F), while minimums can drop as low as 6°C (42°F). This means travelers should be prepared for a range of temperatures, making it ideal for layering clothing throughout the day.

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

The chart illustrates September temperature patterns in Aignan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aignan, September typically has an average temperature of 19°C (67°F), with highs reaching up to 35°C (95°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec424851556168727267584946
Data source: Temperature data for Aignan 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 Aignan

In Aignan in September, the total precipitation amount is 63 mm (2.5 in) spread over a duration of 9 days.

September Precipitation Trends in Aignan

The chart displays monthly precipitation patterns in Aignan, 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 Aignan, September typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec706271831181136565637692127
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Aignan

In Aignan in September humidity is 73%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapped around you, making travel slightly uncomfortable and sticky, but still manageable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Aignan

This chart illustrates the average monthly humidity levels in Aignan, 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 Aignan is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%77%75%74%72%70%73%82%87%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Aignan

In Aignan 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 Aignan.

Maximum UV Index Levels in Aignan for September

The chart shows the monthly maximum UV Index (UVI) for Aignan 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 Aignan typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Aignan 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 Aignan Compares to Other Months

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

This table compares monthly weather conditions in Aignan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)70 mm (2.8 inches)87%low
February Weather9°C (48°F)62 mm (2.5 inches)83%moderate
March Weather10°C (51°F)71 mm (2.8 inches)80%high
April Weather13°C (56°F)83 mm (3.3 inches)77%high
May Weather16°C (62°F)118 mm (4.6 inches)75%very high
June Weather20°C (68°F)113 mm (4.5 inches)74%very high
July Weather22°C (72°F)64 mm (2.5 inches)72%very high
August Weather22°C (72°F)65 mm (2.6 inches)70%very high
September Weather19°C (67°F)63 mm (2.5 inches)73%high
October Weather15°C (59°F)76 mm (3.0 inches)82%moderate
November Weather9°C (49°F)92 mm (3.6 inches)87%moderate
December Weather8°C (47°F)127 mm (5.0 inches)88%low

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