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September Weather in Brains, France

Last updated: August 23, 2025

In September, the average temperature in Brains, France is a pleasant 17°C (63°F). Visitors can expect a minimum of 6°C (42°F) and a maximum of 33°C (91°F). During this month, you'll encounter approximately 44 mm (1.7 in) of precipitation spread across 7 days, with an average humidity of 75%. Enjoy the mild climate while taking in the local sights!

September Temperature in Brains

In September in Brains, the average temperature is 17°C (63°F). Maximums can reach 33°C (91°F), and minimums can be as low as 6°C (42°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your trip.

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

The chart illustrates September temperature patterns in Brains, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brains, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec434649535965686763574846
Data source: Temperature data for Brains 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 Brains

In Brains in September, the precipitation amount is 44 mm (1.7 in) spread over a duration of 7 days.

September Precipitation Trends in Brains

The chart displays monthly precipitation patterns in Brains, 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 Brains, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec4964694861833843448178106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Brains

In Brains in September, humidity is 75%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities a bit sticky and requiring frequent breaks to stay refreshed during your travels.

September Average Humidity in Brains

This chart illustrates the average monthly humidity levels in Brains, 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 Brains is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brains

In Brains 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 Brains, you can refer to this Hourly UV Index in Brains.

Maximum UV Index Levels in Brains for September

The chart shows the monthly maximum UV Index (UVI) for Brains 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 Brains typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986522
Data source: Brains 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 Brains Compares to Other Months

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

This table compares monthly weather conditions in Brains, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)49 mm (1.9 inches)88%low
February Weather8°C (46°F)64 mm (2.5 inches)87%moderate
March Weather9°C (49°F)69 mm (2.7 inches)84%moderate
April Weather12°C (54°F)48 mm (1.9 inches)83%high
May Weather15°C (59°F)61 mm (2.4 inches)81%very high
June Weather18°C (65°F)82 mm (3.2 inches)75%very high
July Weather20°C (69°F)38 mm (1.5 inches)65%very high
August Weather19°C (67°F)43 mm (1.7 inches)67%very high
September Weather17°C (63°F)44 mm (1.7 inches)75%high
October Weather14°C (57°F)81 mm (3.2 inches)85%moderate
November Weather9°C (49°F)78 mm (3.1 inches)88%low
December Weather8°C (47°F)106 mm (4.2 inches)90%low

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