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September Weather in Saint-Hilarion, France

Last updated: August 23, 2025

In Saint-Hilarion, France, the average temperature in September is a comfortable 16°C (62°F). However, be prepared for a wide range, with minimums dipping to 4°C (40°F) and maximums soaring up to 34°C (93°F). During this month, expect around 44 mm (1.7 in) of precipitation spread over 9 days, contributing to an average humidity of 76%.

September Temperature in Saint-Hilarion

In September in Saint-Hilarion, the average temperature is 16°C (62°F). Maximum temperatures can reach 34°C (93°F), while the minimum can drop as low as 4°C (40°F). Travelers should be prepared for a range of temperatures, making it advisable to pack both warm and light clothing.

September Weather in Saint-Hilarion: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint-Hilarion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Hilarion, September typically has an average temperature of 16°C (62°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec404346515765686762544543
Data source: Temperature data for Saint-Hilarion 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 Saint-Hilarion

In Saint-Hilarion in September, the precipitation amount is 44 mm (1.7 in) over the course of 9 days.

September Precipitation Trends in Saint-Hilarion

The chart displays monthly precipitation patterns in Saint-Hilarion, 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 Saint-Hilarion, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec516071337776425544726392
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saint-Hilarion

In Saint-Hilarion 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 Saint-Hilarion

This chart illustrates the average monthly humidity levels in Saint-Hilarion, 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 Saint-Hilarion 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 Saint-Hilarion

In Saint-Hilarion 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 Saint-Hilarion, you can refer to this Hourly UV Index in Saint-Hilarion.

Maximum UV Index Levels in Saint-Hilarion for September

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

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

This table compares monthly weather conditions in Saint-Hilarion, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)51 mm (2.0 inches)91%low
February Weather6°C (43°F)60 mm (2.4 inches)89%moderate
March Weather8°C (47°F)71 mm (2.8 inches)85%moderate
April Weather11°C (52°F)33 mm (1.3 inches)84%high
May Weather14°C (57°F)77 mm (3.0 inches)82%very high
June Weather18°C (65°F)76 mm (3.0 inches)80%very high
July Weather20°C (69°F)42 mm (1.6 inches)73%very high
August Weather20°C (68°F)55 mm (2.1 inches)68%very high
September Weather16°C (62°F)44 mm (1.7 inches)76%high
October Weather12°C (55°F)72 mm (2.8 inches)88%moderate
November Weather7°C (46°F)63 mm (2.5 inches)92%low
December Weather6°C (43°F)92 mm (3.6 inches)93%low

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