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September Weather in Semussac, France

Last updated: August 23, 2025

In Semussac, France, the average temperature in September hovers around 19°C (67°F), but be prepared for a range that can dip to a chilly 7°C (45°F) and soar to a warm 35°C (96°F). On average, you can expect 49 mm (1.9 in) of precipitation spread over 10 days, and with an average humidity of 76%, it's the perfect time to enjoy the lush landscapes while keeping your umbrella handy!

September Temperature in Semussac

In September in Semussac, the average temperature is 19°C (67°F). Maximum temperatures can reach 35°C (96°F), while minimums can drop as low as 7°C (45°F). It's a great time to visit for those who enjoy mild weather with the possibility of warmer days.

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

The chart illustrates September temperature patterns in Semussac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Semussac, September typically has an average temperature of 19°C (67°F), with highs reaching up to 35°C (96°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec454851566268727166595048
Data source: Temperature data for Semussac 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 Semussac

In Semussac in September, the total precipitation amount is 49 mm (1.9 in) over the course of 10 days.

September Precipitation Trends in Semussac

The chart displays monthly precipitation patterns in Semussac, 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 Semussac, September typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6366745288763229498090121
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Semussac

In Semussac in September, humidity is 76%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sluggish and requiring regular breaks to stay hydrated while exploring.

September Average Humidity in Semussac

This chart illustrates the average monthly humidity levels in Semussac, 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 Semussac is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%82%82%80%76%73%76%82%83%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Semussac

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

Maximum UV Index Levels in Semussac for September

The chart shows the monthly maximum UV Index (UVI) for Semussac 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 Semussac typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986532
Data source: Semussac 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 Semussac Compares to Other Months

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

This table compares monthly weather conditions in Semussac, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)63 mm (2.5 inches)85%low
February Weather9°C (48°F)66 mm (2.6 inches)83%moderate
March Weather11°C (51°F)73 mm (2.9 inches)82%moderate
April Weather13°C (56°F)52 mm (2.1 inches)82%high
May Weather16°C (62°F)88 mm (3.4 inches)82%very high
June Weather20°C (68°F)76 mm (3.0 inches)80%very high
July Weather22°C (72°F)32 mm (1.3 inches)76%very high
August Weather22°C (71°F)29 mm (1.1 inches)73%very high
September Weather19°C (67°F)49 mm (1.9 inches)76%high
October Weather15°C (59°F)80 mm (3.1 inches)81%moderate
November Weather10°C (50°F)90 mm (3.6 inches)83%moderate
December Weather9°C (48°F)121 mm (4.8 inches)85%low

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