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September Weather in Le Fenouiller, France

Last updated: August 23, 2025

In Le Fenouiller, France, the average temperature in September hovers around 18°C (64°F), with a comfortable minimum of 8°C (47°F) and a warm maximum reaching 32°C (89°F). Expect about 45 mm (1.8 in) of precipitation spread over 9 days, while the air tends to be quite humid, averaging 75% humidity. Prepare accordingly for a mix of pleasant and rainy days!

September Temperature in Le Fenouiller

In September in Le Fenouiller, the average temperature is 18°C (64°F), with maximums reaching up to 32°C (89°F) and minimums dipping as low as 8°C (47°F). This range makes it an ideal time for travelers to enjoy various outdoor activities while being prepared for both warm afternoons and cooler evenings.

September Weather in Le Fenouiller: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Le Fenouiller, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Le Fenouiller, September typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (89°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec454750545965686764585149
Data source: Temperature data for Le Fenouiller 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 Le Fenouiller

In Le Fenouiller in September, the precipitation amount is 45 mm (1.8 in) spread over 9 days.

September Precipitation Trends in Le Fenouiller

The chart displays monthly precipitation patterns in Le Fenouiller, 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 Le Fenouiller, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5564643655683643457783114
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Le Fenouiller

In Le Fenouiller in September, humidity is 75%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket enveloping you, making your travels a bit sticky and requiring frequent breaks in the shade to stay comfortable.

September Average Humidity in Le Fenouiller

This chart illustrates the average monthly humidity levels in Le Fenouiller, 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 Le Fenouiller 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 Le Fenouiller

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

Maximum UV Index Levels in Le Fenouiller for September

The chart shows the monthly maximum UV Index (UVI) for Le Fenouiller 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 Le Fenouiller typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986522
Data source: Le Fenouiller 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 Le Fenouiller Compares to Other Months

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

This table compares monthly weather conditions in Le Fenouiller, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)54 mm (2.1 inches)88%low
February Weather9°C (48°F)64 mm (2.5 inches)87%moderate
March Weather10°C (50°F)64 mm (2.5 inches)84%moderate
April Weather12°C (54°F)36 mm (1.4 inches)83%high
May Weather15°C (59°F)55 mm (2.2 inches)81%very high
June Weather18°C (65°F)68 mm (2.7 inches)75%very high
July Weather20°C (68°F)36 mm (1.4 inches)65%very high
August Weather19°C (67°F)43 mm (1.7 inches)67%very high
September Weather18°C (64°F)45 mm (1.8 inches)75%high
October Weather15°C (58°F)77 mm (3.0 inches)85%moderate
November Weather11°C (51°F)83 mm (3.3 inches)88%low
December Weather9°C (49°F)114 mm (4.5 inches)90%low

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