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September Weather in Montreuil-le-Gast, France

Last updated: August 23, 2025

In September, the average temperature in Montreuil-le-Gast, France is a pleasant 16°C (61°F), with a minimum dipping to 5°C (41°F) and a maximum reaching up to 32°C (89°F). Expect around 56 mm (2.2 in) of precipitation over 10 days, accompanied by an average humidity of 79%, creating a refreshing atmosphere.

September Temperature in Montreuil-le-Gast

In September in Montreuil-le-Gast, the average temperature is 16°C (61°F). The maximum can reach 32°C (89°F) and the minimum can be as low as 5°C (41°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack appropriately for both warm and cool weather.

September Weather in Montreuil-le-Gast: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Montreuil-le-Gast, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montreuil-le-Gast, September typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (89°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec434548525763666561554745
Data source: Temperature data for Montreuil-le-Gast 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 Montreuil-le-Gast

In Montreuil-le-Gast in September, the precipitation amount is 56 mm (2.2 in) over the course of 10 days.

September Precipitation Trends in Montreuil-le-Gast

The chart displays monthly precipitation patterns in Montreuil-le-Gast, 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 Montreuil-le-Gast, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4962594871101485856907299
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Montreuil-le-Gast

In Montreuil-le-Gast in September humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.

September Average Humidity in Montreuil-le-Gast

This chart illustrates the average monthly humidity levels in Montreuil-le-Gast, 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 Montreuil-le-Gast 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 Montreuil-le-Gast

In Montreuil-le-Gast 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 Montreuil-le-Gast, you can refer to this Hourly UV Index in Montreuil-le-Gast.

Maximum UV Index Levels in Montreuil-le-Gast for September

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

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

This table compares monthly weather conditions in Montreuil-le-Gast, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)49 mm (1.9 inches)90%low
February Weather7°C (45°F)62 mm (2.5 inches)89%moderate
March Weather9°C (48°F)59 mm (2.3 inches)86%moderate
April Weather11°C (52°F)48 mm (1.9 inches)84%high
May Weather14°C (57°F)71 mm (2.8 inches)80%very high
June Weather17°C (63°F)101 mm (4.0 inches)80%very high
July Weather19°C (66°F)48 mm (1.9 inches)69%very high
August Weather18°C (65°F)57 mm (2.3 inches)73%very high
September Weather16°C (61°F)56 mm (2.2 inches)79%high
October Weather13°C (55°F)90 mm (3.6 inches)89%moderate
November Weather9°C (48°F)72 mm (2.8 inches)92%low
December Weather7°C (46°F)99 mm (3.9 inches)92%low

Compare Montreuil-le-Gast's Climate with Cities Worldwide