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September Weather in Les Mureaux, France

Last updated: August 23, 2025

In September, the average temperature in Les Mureaux, France hovers around 16°C (62°F). Expect chilly nights with lows of 4°C (40°F), while daytime can heat up to a warm 32°C (90°F). During this month, 41 mm (1.6 in) of precipitation often falls across approximately 9 days, contributing to an average humidity of 76%. Stay prepared for a mix of weather as you explore!

September Temperature in Les Mureaux

In September in Les Mureaux, the average temperature is 16°C (62°F). Maximums can reach 32°C (90°F), while minimums can drop to as low as 4°C (40°F). It's a great time to travel, as you'll experience mild weather with the possibility of warm days and cool evenings.

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

The chart illustrates September temperature patterns in Les Mureaux, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Les Mureaux, September typically has an average temperature of 16°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec404346525765686761554643
Data source: Temperature data for Les Mureaux 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 Mureaux

In Les Mureaux in September, the precipitation amount is 41 mm (1.6 in) spread over 9 days.

September Precipitation Trends in Les Mureaux

The chart displays monthly precipitation patterns in Les Mureaux, 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 Mureaux, September typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5467763673794758417765101
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Les Mureaux

In Les Mureaux in September, humidity is 76%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that makes exploring the outdoors feel both refreshing and slightly muggy, urging travelers to take breaks often and enjoy the shade.

September Average Humidity in Les Mureaux

This chart illustrates the average monthly humidity levels in Les Mureaux, 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 Mureaux is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Les Mureaux

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

Maximum UV Index Levels in Les Mureaux for September

The chart shows the monthly maximum UV Index (UVI) for Les Mureaux 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 Mureaux typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Les Mureaux 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 Mureaux Compares to Other Months

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

This table compares monthly weather conditions in Les Mureaux, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)54 mm (2.1 inches)91%low
February Weather6°C (43°F)67 mm (2.6 inches)89%moderate
March Weather8°C (47°F)76 mm (3.0 inches)85%moderate
April Weather11°C (52°F)36 mm (1.4 inches)84%high
May Weather14°C (57°F)73 mm (2.9 inches)82%very high
June Weather18°C (65°F)79 mm (3.1 inches)80%very high
July Weather20°C (68°F)47 mm (1.8 inches)73%very high
August Weather19°C (67°F)58 mm (2.3 inches)68%very high
September Weather16°C (62°F)41 mm (1.6 inches)76%high
October Weather13°C (55°F)77 mm (3.0 inches)88%moderate
November Weather8°C (46°F)65 mm (2.6 inches)92%low
December Weather6°C (43°F)101 mm (4.0 inches)93%low

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