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September Weather in Boulay-les-Barres, France

Last updated: August 23, 2025

In September, the average temperature in Boulay-les-Barres, France reaches a comfortable 17°C (63°F). However, be prepared for a range, as temperatures can dip to a chilly 5°C (41°F) and rise to a warm 35°C (96°F). Expect around 45 mm (1.8 in) of precipitation over 8 days, and enjoy the air's moderate 76% humidity. Pack accordingly for a delightful experience!

September Temperature in Boulay-les-Barres

In September in Boulay-les-Barres, the average temperature is 17°C (63°F). Maximums can reach 35°C (96°F) and minimums can drop to as low as 5°C (41°F). This makes it a great time to travel, as you can experience a pleasant mix of warm and cool weather.

September Weather in Boulay-les-Barres: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Boulay-les-Barres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boulay-les-Barres, September typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (96°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec404347525866706963554643
Data source: Temperature data for Boulay-les-Barres 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 Boulay-les-Barres

In Boulay-les-Barres in September, the precipitation amount is 45 mm (1.8 in) over the course of 8 days.

September Precipitation Trends in Boulay-les-Barres

The chart displays monthly precipitation patterns in Boulay-les-Barres, 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 Boulay-les-Barres, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec556267348066444845766893
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Boulay-les-Barres

In Boulay-les-Barres in September humidity is 76%. With an average temperature of 17°C (63°F), this humidity feels like traveling through a warm, enveloping blanket, making every outdoor adventure feel sticky and heavy, yet pleasantly refreshing when you find a cool breeze.

September Average Humidity in Boulay-les-Barres

This chart illustrates the average monthly humidity levels in Boulay-les-Barres, 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 Boulay-les-Barres is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%85%84%83%79%71%68%76%87%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Boulay-les-Barres

In Boulay-les-Barres 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 Boulay-les-Barres, you can refer to this Hourly UV Index in Boulay-les-Barres.

Maximum UV Index Levels in Boulay-les-Barres for September

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

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

This table compares monthly weather conditions in Boulay-les-Barres, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)55 mm (2.1 inches)90%low
February Weather6°C (44°F)62 mm (2.4 inches)88%moderate
March Weather8°C (48°F)67 mm (2.6 inches)85%moderate
April Weather11°C (53°F)33 mm (1.3 inches)83%high
May Weather15°C (58°F)80 mm (3.1 inches)83%very high
June Weather19°C (66°F)66 mm (2.6 inches)79%very high
July Weather21°C (70°F)44 mm (1.7 inches)71%very high
August Weather20°C (69°F)48 mm (1.9 inches)68%very high
September Weather17°C (63°F)45 mm (1.8 inches)76%high
October Weather13°C (56°F)76 mm (3.0 inches)87%moderate
November Weather8°C (46°F)68 mm (2.7 inches)91%low
December Weather6°C (44°F)93 mm (3.7 inches)93%low

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