Pornichet weather in September 2026

Expect daytime maximum temperatures of 21°C in Pornichet, France in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 68 mm of rainfall in the month.

  • 21°C maximum daytime temperature in September in Pornichet21
    21°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in Pornichet13
    13 days with some rainfall
  • 12°C minimum night-time temperature in September in Pornichet12
    12°C min night temperature
  • 13 hours of daylight per day in September in Pornichet13
    13 hours of daylight per day
  • No heat & humidity in September in Pornichet0
    No heat & humidity
  • 68 mm monthly rainfall in September in Pornichet68
    68 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Pornichet5
    5 (Moderate) UV index
  • 17°C sea temperature in September in Pornichet17
    17°C sea temperature

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The September weather guide for France (Pornichet) 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.

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

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More about France

How hot is it in Pornichet in September?

Daytime temperatures usually reach 20°C in Pornichet in September, falling to 12°C at night.

How sunny is it in Pornichet in September?

There are normally 6 hours of bright sunshine each day in Pornichet in September - that's 46% of daylight hours.

Does it rain in Pornichet in September?

There are usually 12 days with some rain in Pornichet in September and the average monthly rainfall is 57mm.

Pornichet September sunrise & sunset times

Browse the sunrise and sunset times for Pornichet in September 2026. Select a month to view Pornichet sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 06:28 19:50
Tuesday, 15th September 2026 06:47 19:22
Wednesday, 30th September 2026 07:07 18:51

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