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September Weather in Cossaye, France

Last updated: August 23, 2025

In September, the average temperature in Cossaye, France hovers around 18°C (64°F), but be prepared for some surprises: it can dip as low as 5°C (41°F) or soar up to 35°C (96°F). With an average humidity level of 78%, the air can feel quite humid, especially during the 8 days when precipitation totals around 61 mm (2.4 in). Be ready for a dynamic weather experience!

September Temperature in Cossaye

In September in Cossaye, 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 Cossaye a great destination for travelers seeking a pleasant escape.

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

The chart illustrates September temperature patterns in Cossaye, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cossaye, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394347535968717064554642
Data source: Temperature data for Cossaye 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 Cossaye

In Cossaye in September, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

September Precipitation Trends in Cossaye

The chart displays monthly precipitation patterns in Cossaye, 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 Cossaye, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec7860744083775138617974126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cossaye

In Cossaye in September, humidity is 78%. With an average temperature of 18°C (64°F), this humidity feels like a warm, thick blanket wrapping around you, making traveling feel a bit sticky and sluggish, yet the coolness of the air tempers the intensity, inviting you to explore at a leisurely pace.

September Average Humidity in Cossaye

This chart illustrates the average monthly humidity levels in Cossaye, 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 Cossaye is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%82%82%79%72%78%88%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cossaye

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

Maximum UV Index Levels in Cossaye for September

The chart shows the monthly maximum UV Index (UVI) for Cossaye 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 Cossaye typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Cossaye 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 Cossaye Compares to Other Months

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

This table compares monthly weather conditions in Cossaye, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)78 mm (3.1 inches)91%low
February Weather6°C (44°F)60 mm (2.4 inches)89%moderate
March Weather9°C (48°F)74 mm (2.9 inches)86%moderate
April Weather12°C (53°F)40 mm (1.6 inches)84%high
May Weather15°C (60°F)83 mm (3.3 inches)82%very high
June Weather20°C (68°F)76 mm (3.0 inches)82%very high
July Weather22°C (71°F)51 mm (2.0 inches)79%very high
August Weather21°C (71°F)38 mm (1.5 inches)72%very high
September Weather18°C (64°F)61 mm (2.4 inches)78%high
October Weather13°C (56°F)78 mm (3.1 inches)88%moderate
November Weather8°C (46°F)74 mm (2.9 inches)91%low
December Weather6°C (43°F)126 mm (5.0 inches)93%low

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