Le Havre weather in September 2025

Expect daytime maximum temperatures of 19°C in Le Havre 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 64 mm of rainfall in the month.

  • 19°C maximum daytime temperature in September in Le Havre19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in Le Havre13
    13 days with some rainfall
  • 11°C minimum night-time temperature in September in Le Havre11
    11°C min night temperature
  • 13 hours of daylight per day in September in Le Havre13
    13 hours of daylight per day
  • No heat & humidity in September in Le Havre0
    No heat & humidity
  • 64 mm monthly rainfall in September in Le Havre64
    64 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Le Havre4
    4 (Moderate) UV index
  • 18°C sea temperature in September in Le Havre18
    18°C sea temperature

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The September weather guide for France (Le Havre) 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 Le Havre in September?

Daytime temperatures usually reach 19°C in Le Havre in September, falling to 11°C at night.

How sunny is it in Le Havre in September?

There are normally 6 hours of bright sunshine each day in Le Havre in September - that's 45% of daylight hours.

How warm is the sea around Le Havre in September?

The average sea temperature around Le Havre in September is 18°C.

Does it rain in Le Havre in September?

There are usually 13 days with some rain in Le Havre in September and the average monthly rainfall is 64mm.

Le Havre September sunrise & sunset times

Browse the sunrise and sunset times for Le Havre in September 2025. Select a month to view Le Havre sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:15 19:42
Monday, 15th September 2025 06:36 19:12
Tuesday, 30th September 2025 06:58 18:40

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