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September Weather in Lancieux, France

Last updated: August 23, 2025

In September, the average temperature in Lancieux, France hovers around 16°C (61°F), making it a pleasantly mild time of year. Expect temperatures to range from a cool 5°C (41°F) at night to a warm 31°C (87°F) during the day. With an average precipitation of 54 mm (2.1 in) spread over 9 days, you might want to pack an umbrella. The average humidity sits at a comfortable 79%, contributing to a refreshing atmosphere.

September Temperature in Lancieux

In September in Lancieux, the average temperature is 16°C (61°F), with maximums reaching up to 31°C (87°F) and minimums dropping as low as 5°C (41°F). This makes it a great time for travelers to enjoy a variety of outdoor activities, as the weather is pleasantly mild during this period.

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

The chart illustrates September temperature patterns in Lancieux, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lancieux, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (87°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec444548515662656461564946
Data source: Temperature data for Lancieux 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 Lancieux

In Lancieux in September, the precipitation amount is 54 mm (2.1 in) over a span of 9 days.

September Precipitation Trends in Lancieux

The chart displays monthly precipitation patterns in Lancieux, 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 Lancieux, September typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5164594666945355549973100
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lancieux

In Lancieux in September humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.

September Average Humidity in Lancieux

This chart illustrates the average monthly humidity levels in Lancieux, 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 Lancieux is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lancieux

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

Maximum UV Index Levels in Lancieux for September

The chart shows the monthly maximum UV Index (UVI) for Lancieux 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 Lancieux typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Lancieux 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 Lancieux Compares to Other Months

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

This table compares monthly weather conditions in Lancieux, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)50 mm (2.0 inches)90%low
February Weather7°C (46°F)64 mm (2.5 inches)89%moderate
March Weather9°C (48°F)59 mm (2.3 inches)86%moderate
April Weather11°C (52°F)46 mm (1.8 inches)84%high
May Weather13°C (56°F)66 mm (2.6 inches)80%very high
June Weather17°C (62°F)94 mm (3.7 inches)80%very high
July Weather18°C (65°F)53 mm (2.1 inches)69%very high
August Weather18°C (64°F)55 mm (2.2 inches)73%very high
September Weather16°C (61°F)54 mm (2.1 inches)79%high
October Weather13°C (56°F)99 mm (3.9 inches)89%moderate
November Weather9°C (49°F)73 mm (2.9 inches)92%low
December Weather8°C (47°F)100 mm (3.9 inches)92%low

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