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September Weather in Bienville, France

Last updated: August 23, 2025

In Bienville, France, the average temperature in September hovers around 16°C (62°F). You can expect minimums of 5°C (41°F) and maximums reaching 33°C (91°F). With an average precipitation of 66 mm (2.6 in) spread over 9 days, humidity levels are typically high at 81%.

September Temperature in Bienville

In September in Bienville, the average temperature is 16°C (62°F). The maximum can reach 33°C (91°F), and the minimum can be as low as 5°C (41°F). Be sure to pack for both warm days and cooler nights when traveling during this time.

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

The chart illustrates September temperature patterns in Bienville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bienville, September typically has an average temperature of 16°C (62°F), with highs reaching up to 33°C (91°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec384245525866696861544541
Data source: Temperature data for Bienville 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 Bienville

In Bienville in September, the precipitation amount is 66 mm (2.6 in) over the course of 9 days.

September Precipitation Trends in Bienville

The chart displays monthly precipitation patterns in Bienville, 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 Bienville, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec11192993786746347668784158
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bienville

In Bienville in September, humidity is 81%. With an average temperature of 16°C (62°F), this humidity feels like a warm embrace that can quickly leave travelers feeling sticky and drained, making outdoor adventures a bit challenging unless they stay properly hydrated and take breaks in the shade.

September Average Humidity in Bienville

This chart illustrates the average monthly humidity levels in Bienville, 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 Bienville is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bienville

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

Maximum UV Index Levels in Bienville for September

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

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

This table compares monthly weather conditions in Bienville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)111 mm (4.4 inches)91%low
February Weather5°C (42°F)92 mm (3.6 inches)89%moderate
March Weather7°C (46°F)99 mm (3.9 inches)86%moderate
April Weather11°C (52°F)37 mm (1.4 inches)84%high
May Weather14°C (58°F)86 mm (3.4 inches)82%very high
June Weather19°C (67°F)74 mm (2.9 inches)82%very high
July Weather20°C (69°F)63 mm (2.5 inches)80%very high
August Weather20°C (69°F)47 mm (1.9 inches)76%very high
September Weather16°C (62°F)66 mm (2.6 inches)81%high
October Weather12°C (54°F)87 mm (3.4 inches)88%moderate
November Weather7°C (45°F)84 mm (3.3 inches)92%low
December Weather5°C (41°F)157 mm (6.2 inches)93%low

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