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September Weather in Les Ayvelles, France

Last updated: August 23, 2025

In September, the average temperature in Les Ayvelles, France hovers around 15°C (59°F), with a minimum dipping to 3°C (38°F) and a maximum soaring to 33°C (92°F). Expect about 70 mm (2.7 in) of precipitation spread over 10 days, contributing to a humidity level of approximately 81%.

September Temperature in Les Ayvelles

In September in Les Ayvelles, the average temperature is 15°C (59°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 3°C (38°F). This makes Les Ayvelles a great destination for travelers looking to enjoy mild weather with the possibility of warm days and cool nights.

September Weather in Les Ayvelles: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Les Ayvelles, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Les Ayvelles, September typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (92°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec374044495664666559524339
Data source: Temperature data for Les Ayvelles 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 Les Ayvelles

In Les Ayvelles in September, the precipitation amount is 70 mm (2.7 in) spread over a span of 10 days.

September Precipitation Trends in Les Ayvelles

The chart displays monthly precipitation patterns in Les Ayvelles, 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 Les Ayvelles, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec90899845747473777010380144
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Les Ayvelles

In Les Ayvelles in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

September Average Humidity in Les Ayvelles

This chart illustrates the average monthly humidity levels in Les Ayvelles, 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 Les Ayvelles is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Les Ayvelles

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

Maximum UV Index Levels in Les Ayvelles for September

The chart shows the monthly maximum UV Index (UVI) for Les Ayvelles 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 Les Ayvelles typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234688886421
Data source: Les Ayvelles 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 Les Ayvelles Compares to Other Months

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

This table compares monthly weather conditions in Les Ayvelles, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)90 mm (3.5 inches)91%low
February Weather4°C (40°F)89 mm (3.5 inches)89%moderate
March Weather6°C (44°F)98 mm (3.8 inches)86%moderate
April Weather10°C (50°F)45 mm (1.8 inches)84%high
May Weather13°C (56°F)74 mm (2.9 inches)82%very high
June Weather18°C (64°F)74 mm (2.9 inches)82%very high
July Weather19°C (66°F)73 mm (2.9 inches)80%very high
August Weather18°C (66°F)77 mm (3.0 inches)76%very high
September Weather15°C (59°F)70 mm (2.7 inches)81%high
October Weather11°C (52°F)103 mm (4.0 inches)88%moderate
November Weather6°C (43°F)80 mm (3.1 inches)92%low
December Weather4°C (40°F)144 mm (5.7 inches)93%low

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