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September Weather in Saint-Symphorien-le-Valois, France

Last updated: August 23, 2025

In September, the average temperature in Saint-Symphorien-le-Valois, France hovers around 17°C (62°F), with a minimum of 9°C (48°F) and a maximum reaching 28°C (83°F). Expect some wet days, as 64 mm (2.5 in) of precipitation falls over 11 days. The air feels quite humid, with an average humidity level of 79%.

September Temperature in Saint-Symphorien-le-Valois

In September in Saint-Symphorien-le-Valois, the average temperature is 17°C (62°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as 9°C (48°F). This mild climate makes it a pleasant time to explore and enjoy outdoor activities in Saint-Symphorien-le-Valois.

September Weather in Saint-Symphorien-le-Valois: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint-Symphorien-le-Valois, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Symphorien-le-Valois, September typically has an average temperature of 17°C (62°F), with highs reaching up to 28°C (83°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec454648515662656462575047
Data source: Temperature data for Saint-Symphorien-le-Valois 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-Symphorien-le-Valois

In Saint-Symphorien-le-Valois in September, the total precipitation amount is 64 mm (2.5 in) spread over 11 days.

September Precipitation Trends in Saint-Symphorien-le-Valois

The chart displays monthly precipitation patterns in Saint-Symphorien-le-Valois, 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-Symphorien-le-Valois, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec73737538717952686411788134
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saint-Symphorien-le-Valois

In Saint-Symphorien-le-Valois in September humidity is 79%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket wrapping around you, making strolling through the streets a bit heavier but still comfortably refreshing for travelers.

September Average Humidity in Saint-Symphorien-le-Valois

This chart illustrates the average monthly humidity levels in Saint-Symphorien-le-Valois, 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-Symphorien-le-Valois is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saint-Symphorien-le-Valois

In Saint-Symphorien-le-Valois 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-Symphorien-le-Valois, you can refer to this Hourly UV Index in Saint-Symphorien-le-Valois.

Maximum UV Index Levels in Saint-Symphorien-le-Valois for September

The chart shows the monthly maximum UV Index (UVI) for Saint-Symphorien-le-Valois 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-Symphorien-le-Valois typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679886421
Data source: Saint-Symphorien-le-Valois 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-Symphorien-le-Valois Compares to Other Months

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

This table compares monthly weather conditions in Saint-Symphorien-le-Valois, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)73 mm (2.9 inches)90%low
February Weather8°C (46°F)73 mm (2.9 inches)89%moderate
March Weather9°C (48°F)75 mm (2.9 inches)86%moderate
April Weather11°C (52°F)38 mm (1.5 inches)84%high
May Weather13°C (56°F)70 mm (2.8 inches)80%high
June Weather17°C (62°F)79 mm (3.1 inches)80%very high
July Weather18°C (65°F)52 mm (2.1 inches)69%very high
August Weather18°C (65°F)68 mm (2.7 inches)73%very high
September Weather17°C (62°F)64 mm (2.5 inches)79%high
October Weather14°C (57°F)117 mm (4.6 inches)89%moderate
November Weather10°C (50°F)88 mm (3.5 inches)92%low
December Weather9°C (48°F)134 mm (5.3 inches)92%low

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