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September Weather in Saint-Pol-de-Leon, France

Last updated: August 23, 2025

In September, the average temperature in Saint-Pol-de-Leon, France is a pleasant 16°C (61°F). Expect mild conditions with a minimum of 11°C (52°F) and a maximum of 22°C (71°F). Be prepared for some rain, as the region receives approximately 51 mm (2.0 in) of precipitation over 9 days. With an average humidity of 76%, the air feels comfortably fresh.

September Temperature in Saint-Pol-de-Leon

In September in Saint-Pol-de-Leon, the average temperature is 16°C (61°F), with maximums reaching up to 22°C (71°F) and minimums dropping as low as 11°C (52°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Saint-Pol-de-Leon.

September Weather in Saint-Pol-de-Leon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint-Pol-de-Leon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Pol-de-Leon, September typically has an average temperature of 16°C (61°F), with highs reaching up to 22°C (71°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec484849515458616261575351
Data source: Temperature data for Saint-Pol-de-Leon 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-Pol-de-Leon

In Saint-Pol-de-Leon in September, the total precipitation amount is 51 mm (2.0 in) spread over 9 days.

September Precipitation Trends in Saint-Pol-de-Leon

The chart displays monthly precipitation patterns in Saint-Pol-de-Leon, 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-Pol-de-Leon, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10210378446272384451133108161
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saint-Pol-de-Leon

In Saint-Pol-de-Leon in September humidity is 76%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that makes traveling feel slightly heavy yet refreshing, often prompting you to seek shade or indulge in ice-cold drinks to stay comfortable.

September Average Humidity in Saint-Pol-de-Leon

This chart illustrates the average monthly humidity levels in Saint-Pol-de-Leon, 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-Pol-de-Leon is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%85%84%81%77%63%71%76%89%90%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saint-Pol-de-Leon

In Saint-Pol-de-Leon 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-Pol-de-Leon, you can refer to this Hourly UV Index in Saint-Pol-de-Leon.

Maximum UV Index Levels in Saint-Pol-de-Leon for September

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

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

This table compares monthly weather conditions in Saint-Pol-de-Leon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)102 mm (4.0 inches)89%low
February Weather9°C (49°F)103 mm (4.0 inches)88%moderate
March Weather9°C (49°F)78 mm (3.1 inches)85%moderate
April Weather10°C (51°F)44 mm (1.7 inches)84%high
May Weather12°C (54°F)62 mm (2.5 inches)81%very high
June Weather14°C (58°F)72 mm (2.8 inches)77%very high
July Weather16°C (61°F)38 mm (1.5 inches)63%very high
August Weather16°C (62°F)44 mm (1.7 inches)71%very high
September Weather16°C (61°F)51 mm (2.0 inches)76%high
October Weather14°C (58°F)133 mm (5.2 inches)89%moderate
November Weather12°C (53°F)108 mm (4.3 inches)90%low
December Weather10°C (51°F)161 mm (6.3 inches)90%low

Compare Saint-Pol-de-Leon's Climate with Cities Worldwide