South of France weather in September 2025

Expect daytime maximum temperatures of 23°C in South of France, France in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 65 mm of rainfall in the month.

  • 23°C maximum daytime temperature in September in South of France (Nice)23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in September in South of France (Nice)7
    7 days with some rainfall
  • 16°C minimum night-time temperature in September in South of France (Nice)16
    16°C min night temperature
  • 12 hours of daylight per day in September in South of France (Nice)12
    12 hours of daylight per day
  • No heat & humidity in September in South of France (Nice)0
    No heat & humidity
  • 65 mm monthly rainfall in September in South of France (Nice)65
    65 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in South of France (Nice)5
    5 (Moderate) UV index
  • 22°C sea temperature in September in South of France (Nice)22
    22°C sea temperature

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The September weather guide for South of France (Nice) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top South of France destinations

Below are average maximum temperatures at popular countries, regions and places in the South of France in September. Select a holiday destination to see more weather parameters.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about France

How hot is it in the South of France in September?

Daytime temperatures usually reach 23°C in Nice, South of France in September, falling to 16°C at night.

How sunny is it in the South of France in September?

There are normally 8 hours of bright sunshine each day in Nice, South of France in September - that's 60% of daylight hours.

How warm is the sea around the South of France in September?

The average sea temperature around Nice, South of France in September is 22°C.

Does it rain in the South of France in September?

There are usually 7 days with some rain in Nice, South of France in September and the average monthly rainfall is 65mm.

South of France September sunrise & sunset times

Browse the sunrise and sunset times for South of France in September 2025. Select a month to view South of France sunrise and sunset times for the next 12 months. The South of France sunrise and sunset times shown below are for Nice.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:55 19:06
Monday, 15th September 2025 06:10 18:41
Tuesday, 30th September 2025 06:27 18:14

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