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September Weather in Mesanger, France

Last updated: August 23, 2025

In September, the average temperature in Mesanger, France hovers around 17°C (63°F), with a minimum dipping to 5°C (40°F) and a maximum soaring to 34°C (94°F). Expect 48 mm (1.9 in) of precipitation spread over approximately 8 days, and enjoy a comfortable average humidity of 75%.

September Temperature in Mesanger

In September in Mesanger, the average temperature is 17°C (63°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 5°C (40°F). This fluctuation in temperatures makes it essential to pack layers for your travels.

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

The chart illustrates September temperature patterns in Mesanger, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mesanger, September typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (94°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec434548535865686763564745
Data source: Temperature data for Mesanger 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 Mesanger

In Mesanger in September, the precipitation amount is 48 mm (1.9 in) over a span of 8 days.

September Precipitation Trends in Mesanger

The chart displays monthly precipitation patterns in Mesanger, 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 Mesanger, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec506266506390394348827699
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mesanger

In Mesanger in September, humidity is 75%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities a bit sticky and requiring frequent breaks to stay refreshed during your travels.

September Average Humidity in Mesanger

This chart illustrates the average monthly humidity levels in Mesanger, 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 Mesanger is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mesanger

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

Maximum UV Index Levels in Mesanger for September

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

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

This table compares monthly weather conditions in Mesanger, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)50 mm (1.9 inches)88%low
February Weather7°C (45°F)62 mm (2.4 inches)87%moderate
March Weather9°C (48°F)66 mm (2.6 inches)84%moderate
April Weather12°C (53°F)50 mm (2.0 inches)83%high
May Weather15°C (59°F)63 mm (2.5 inches)81%very high
June Weather18°C (65°F)90 mm (3.5 inches)75%very high
July Weather20°C (69°F)39 mm (1.5 inches)65%very high
August Weather19°C (67°F)43 mm (1.7 inches)67%very high
September Weather17°C (63°F)48 mm (1.9 inches)75%high
October Weather13°C (56°F)82 mm (3.2 inches)85%moderate
November Weather9°C (48°F)76 mm (3.0 inches)88%low
December Weather7°C (46°F)99 mm (3.9 inches)90%low

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