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September Weather in Avranches, France

Last updated: August 23, 2025

In September, the average temperature in Avranches, France hovers around 16°C (60°F). Expect a minimum of 6°C (42°F) and a maximum reaching 31°C (88°F). Visitors should be prepared for an average precipitation of 71 mm (2.8 in) spread over 11 days, with humidity levels around 79% making the air feel quite damp.

September Temperature in Avranches

In September in Avranches, the average temperature is 16°C (60°F). Maximums can reach 31°C (88°F), and minimums can be as low as 6°C (42°F). This climate offers a pleasant mix of warm and cool days, making it an ideal time for exploration and outdoor activities.

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

The chart illustrates September temperature patterns in Avranches, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avranches, September typically has an average temperature of 16°C (60°F), with highs reaching up to 31°C (88°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec424447515662656460554745
Data source: Temperature data for Avranches 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 Avranches

In Avranches in September, the precipitation amount is 71 mm (2.8 in) distributed over 11 days.

September Precipitation Trends in Avranches

The chart displays monthly precipitation patterns in Avranches, 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 Avranches, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec858989469193656771122104154
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Avranches

In Avranches in September humidity is 79%. With an average temperature of 16°C (60°F), this humidity feels like a warm, damp blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent breaks to stay cool and refreshed while traveling.

September Average Humidity in Avranches

This chart illustrates the average monthly humidity levels in Avranches, 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 Avranches 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 Avranches

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

Maximum UV Index Levels in Avranches for September

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

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

This table compares monthly weather conditions in Avranches, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)85 mm (3.3 inches)90%low
February Weather7°C (44°F)89 mm (3.5 inches)89%moderate
March Weather8°C (47°F)89 mm (3.5 inches)86%moderate
April Weather11°C (51°F)46 mm (1.8 inches)84%high
May Weather13°C (56°F)91 mm (3.6 inches)80%very high
June Weather17°C (62°F)93 mm (3.7 inches)80%very high
July Weather18°C (65°F)65 mm (2.5 inches)69%very high
August Weather18°C (64°F)67 mm (2.7 inches)73%very high
September Weather16°C (60°F)71 mm (2.8 inches)79%high
October Weather13°C (55°F)122 mm (4.8 inches)89%moderate
November Weather9°C (48°F)104 mm (4.1 inches)92%low
December Weather7°C (45°F)154 mm (6.1 inches)92%low

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