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September Weather in Lanrivain, France

Last updated: August 23, 2025

In September, the average temperature in Lanrivain, France is a pleasant 15°C (59°F). Expect temperatures to vary, with a minimum of 4°C (39°F) and a comfortable maximum of 30°C (85°F). During this month, you can anticipate 42 mm (1.7 in) of precipitation spread over 9 days, coupled with an average humidity of 76%. Enjoy the blend of warmth and moisture that defines this vibrant season!

September Temperature in Lanrivain

In September in Lanrivain, the average temperature is 15°C (59°F). The maximum can reach 30°C (85°F), and the minimum can be as low as 4°C (39°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cool evenings.

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

The chart illustrates September temperature patterns in Lanrivain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanrivain, September typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (85°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec424446505561646259544745
Data source: Temperature data for Lanrivain generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Lanrivain

In Lanrivain in September, the precipitation amount is 42 mm (1.7 in) spread over 9 days.

September Precipitation Trends in Lanrivain

The chart displays monthly precipitation patterns in Lanrivain, 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 Lanrivain, September typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec55756645711004648429875107
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Lanrivain

In Lanrivain in September humidity is 76%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities less enjoyable and often leading to a quick sense of fatigue while traveling.

September Average Humidity in Lanrivain

This chart illustrates the average monthly humidity levels in Lanrivain, 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 Lanrivain is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%85%84%81%77%63%71%76%89%90%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lanrivain

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

Maximum UV Index Levels in Lanrivain for September

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

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

This table compares monthly weather conditions in Lanrivain, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)55 mm (2.2 inches)89%low
February Weather7°C (44°F)75 mm (2.9 inches)88%moderate
March Weather8°C (46°F)66 mm (2.6 inches)85%moderate
April Weather10°C (50°F)45 mm (1.8 inches)84%high
May Weather13°C (55°F)71 mm (2.8 inches)81%very high
June Weather16°C (61°F)100 mm (3.9 inches)77%very high
July Weather18°C (64°F)46 mm (1.8 inches)63%very high
August Weather17°C (63°F)48 mm (1.9 inches)71%very high
September Weather15°C (59°F)42 mm (1.7 inches)76%high
October Weather12°C (54°F)98 mm (3.8 inches)89%moderate
November Weather8°C (47°F)75 mm (2.9 inches)90%low
December Weather7°C (45°F)106 mm (4.2 inches)90%low

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