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September Weather in Cournon, France

Last updated: August 23, 2025

In September, the average temperature in Cournon, France hovers around 17°C (62°F), with fluctuations that can see lows of 5°C (42°F) and highs reaching up to 32°C (90°F). Expect about 44 mm (1.7 in) of precipitation spread over 8 days, contributing to an average humidity level of 75%. Whether you're planning outdoor activities or cozy indoor time, be ready for a mix of weather!

September Temperature in Cournon

In September in Cournon, the average temperature is 17°C (62°F). Maximums can reach 32°C (90°F) and minimums can be as low as 5°C (42°F). Travelers should be prepared for warm days and cooler nights, making layering an ideal choice for this month.

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

The chart illustrates September temperature patterns in Cournon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cournon, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec434548525864676662564846
Data source: Temperature data for Cournon 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 Cournon

In Cournon in September, the total precipitation amount is 44 mm (1.7 in) over a duration of 8 days.

September Precipitation Trends in Cournon

The chart displays monthly precipitation patterns in Cournon, 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 Cournon, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec446161506790474744866994
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cournon

In Cournon in September, humidity is 75%. With an average temperature of 17°C (62°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and a bit sluggish as they navigate the sights.

September Average Humidity in Cournon

This chart illustrates the average monthly humidity levels in Cournon, 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 Cournon is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cournon

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

Maximum UV Index Levels in Cournon for September

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

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

This table compares monthly weather conditions in Cournon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)44 mm (1.7 inches)88%low
February Weather7°C (45°F)61 mm (2.4 inches)87%moderate
March Weather9°C (48°F)61 mm (2.4 inches)84%moderate
April Weather11°C (53°F)50 mm (2.0 inches)83%high
May Weather14°C (58°F)67 mm (2.6 inches)81%very high
June Weather18°C (64°F)90 mm (3.5 inches)75%very high
July Weather20°C (67°F)47 mm (1.8 inches)65%very high
August Weather19°C (66°F)47 mm (1.8 inches)67%very high
September Weather17°C (62°F)44 mm (1.7 inches)75%high
October Weather13°C (56°F)85 mm (3.4 inches)85%moderate
November Weather9°C (48°F)69 mm (2.7 inches)88%low
December Weather8°C (46°F)94 mm (3.7 inches)90%low

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