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September Weather in Bourbonne-les-Bains, France

Last updated: August 23, 2025

In September, the average temperature in Bourbonne-les-Bains, France hovers around 16°C (61°F). However, be prepared for varying conditions as temperatures can dip to a chilly 3°C (38°F) or soar to a warm 32°C (89°F). Expect approximately 55 mm (2.2 in) of precipitation spread over 9 days, with the air maintaining an average humidity level of 81%.

September Temperature in Bourbonne-les-Bains

In September in Bourbonne-les-Bains, the average temperature is 16°C (61°F). Maximums can reach 32°C (89°F), while minimums can dip as low as 3°C (38°F). This variation makes it essential for travelers to pack layers to accommodate both warm days and cooler nights.

September Weather in Bourbonne-les-Bains: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bourbonne-les-Bains, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bourbonne-les-Bains, 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 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec364045515766696861534339
Data source: Temperature data for Bourbonne-les-Bains 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 Bourbonne-les-Bains

In Bourbonne-les-Bains in September, the precipitation amount is 55 mm (2.2 in) over a span of 9 days.

September Precipitation Trends in Bourbonne-les-Bains

The chart displays monthly precipitation patterns in Bourbonne-les-Bains, 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 Bourbonne-les-Bains, September typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec8980864397815862557681137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bourbonne-les-Bains

In Bourbonne-les-Bains in September, humidity is 81%. With an average temperature of 16°C (61°F), this humidity feels like a warm, heavy blanket wrapping around you as you explore the sights, making it essential to stay hydrated and take regular breaks in the shade.

September Average Humidity in Bourbonne-les-Bains

This chart illustrates the average monthly humidity levels in Bourbonne-les-Bains, 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 Bourbonne-les-Bains is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bourbonne-les-Bains

In Bourbonne-les-Bains 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 Bourbonne-les-Bains, you can refer to this Hourly UV Index in Bourbonne-les-Bains.

Maximum UV Index Levels in Bourbonne-les-Bains for September

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

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

This table compares monthly weather conditions in Bourbonne-les-Bains, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)89 mm (3.5 inches)91%low
February Weather5°C (41°F)80 mm (3.1 inches)89%moderate
March Weather7°C (45°F)86 mm (3.4 inches)87%moderate
April Weather10°C (51°F)43 mm (1.7 inches)84%high
May Weather14°C (57°F)97 mm (3.8 inches)80%very high
June Weather19°C (66°F)81 mm (3.2 inches)82%very high
July Weather21°C (69°F)58 mm (2.3 inches)82%very high
August Weather20°C (68°F)62 mm (2.4 inches)77%very high
September Weather16°C (61°F)55 mm (2.2 inches)81%high
October Weather11°C (53°F)76 mm (3.0 inches)89%moderate
November Weather6°C (43°F)81 mm (3.2 inches)89%low
December Weather4°C (40°F)137 mm (5.4 inches)91%low

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