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September Weather in Rousies, France

Last updated: August 23, 2025

In Rousies, France, the average temperature in September is a comfortable 15°C (59°F). However, you can expect a wide range, with temperatures dipping to a minimum of 3°C (37°F) and peaking at 32°C (90°F). During this month, the region experiences an average of 57 mm (2.2 in) of precipitation over 10 days, contributing to an average humidity of 82%.

September Temperature in Rousies

In September in Rousies, the average temperature is 15°C (59°F). Maximums can reach 32°C (90°F) and minimums can be as low as 3°C (37°F). It’s advisable to pack layers and be prepared for both warm and cool weather during your travels.

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

The chart illustrates September temperature patterns in Rousies, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rousies, September typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec384145495563656559534441
Data source: Temperature data for Rousies 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 Rousies

In Rousies in September, the precipitation amount is 57 mm (2.2 in) over a span of 10 days.

September Precipitation Trends in Rousies

The chart displays monthly precipitation patterns in Rousies, 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 Rousies, September typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7379834470656685578867113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rousies

In Rousies in September, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

September Average Humidity in Rousies

This chart illustrates the average monthly humidity levels in Rousies, 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 Rousies is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rousies

In Rousies in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Rousies.

Maximum UV Index Levels in Rousies for September

The chart shows the monthly maximum UV Index (UVI) for Rousies 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 Rousies typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Rousies 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 Rousies Compares to Other Months

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

This table compares monthly weather conditions in Rousies, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)73 mm (2.9 inches)91%low
February Weather5°C (41°F)79 mm (3.1 inches)89%low
March Weather7°C (45°F)82 mm (3.2 inches)87%moderate
April Weather10°C (50°F)44 mm (1.7 inches)85%moderate
May Weather13°C (56°F)70 mm (2.8 inches)82%high
June Weather17°C (64°F)65 mm (2.6 inches)82%very high
July Weather18°C (65°F)66 mm (2.6 inches)80%very high
August Weather18°C (65°F)85 mm (3.4 inches)76%high
September Weather15°C (59°F)57 mm (2.2 inches)82%moderate
October Weather12°C (53°F)88 mm (3.5 inches)89%moderate
November Weather7°C (45°F)67 mm (2.6 inches)92%low
December Weather5°C (41°F)113 mm (4.4 inches)92%low

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