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September Weather in Dannes, France

Last updated: August 23, 2025

In September, the average temperature in Dannes, France hovers around 16°C (62°F), with a comfortable range between a minimum of 7°C (46°F) and a delightful maximum of 26°C (80°F). Expect a total precipitation of 74 mm (2.9 in) spread across 12 days, contributing to an average humidity level of 80%. Be prepared for a blend of moderate temperatures and a fair share of rain!

September Temperature in Dannes

In September in Dannes, the average temperature is 16°C (62°F). Maximums can reach 26°C (80°F), while minimums can drop as low as 7°C (46°F). This makes Dannes a comfortable destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates September temperature patterns in Dannes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dannes, September typically has an average temperature of 16°C (62°F), with highs reaching up to 26°C (80°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec434446505561646561564946
Data source: Temperature data for Dannes 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 Dannes

In Dannes in September, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

September Precipitation Trends in Dannes

The chart displays monthly precipitation patterns in Dannes, 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 Dannes, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec847781337164507674120104148
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dannes

In Dannes in September humidity is 80%. With an average temperature of 16°C (62°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable as the air hangs heavy, necessitating frequent hydration and light clothing to stay cool and refreshed.

September Average Humidity in Dannes

This chart illustrates the average monthly humidity levels in Dannes, 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 Dannes is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dannes

In Dannes in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Dannes.

Maximum UV Index Levels in Dannes for September

The chart shows the monthly maximum UV Index (UVI) for Dannes 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 Dannes typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224679885421
Data source: Dannes 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 Dannes Compares to Other Months

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

This table compares monthly weather conditions in Dannes, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)84 mm (3.3 inches)91%low
February Weather7°C (44°F)77 mm (3.0 inches)89%low
March Weather8°C (47°F)81 mm (3.2 inches)86%moderate
April Weather10°C (50°F)33 mm (1.3 inches)85%high
May Weather13°C (55°F)71 mm (2.8 inches)82%high
June Weather16°C (61°F)64 mm (2.5 inches)81%very high
July Weather18°C (65°F)50 mm (2.0 inches)76%very high
August Weather18°C (65°F)76 mm (3.0 inches)73%very high
September Weather16°C (62°F)74 mm (2.9 inches)80%moderate
October Weather14°C (57°F)120 mm (4.7 inches)89%moderate
November Weather9°C (49°F)104 mm (4.1 inches)92%low
December Weather8°C (46°F)148 mm (5.8 inches)92%low

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