Saint-Nazaire weather in October 2025

Expect 17°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Saint-Nazaire in October. Check more long-term weather averages for Saint-Nazaire in October before you book your next holiday to France in 2025/2026.

  • 17°C maximum daytime temperature in October in Saint-Nazaire17
    17°C max day temperature
  • 4 hours of sunshine per day
  • 15 days with some rainfall in October in Saint-Nazaire15
    15 days with some rainfall
  • 10°C minimum night-time temperature in October in Saint-Nazaire10
    10°C min night temperature
  • 11 hours of daylight per day in October in Saint-Nazaire11
    11 hours of daylight per day
  • No heat & humidity in October in Saint-Nazaire0
    No heat & humidity
  • 80 mm monthly rainfall in October in Saint-Nazaire80
    80 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Saint-Nazaire3
    3 (Moderate) UV index
  • 16°C sea temperature in October in Saint-Nazaire16
    16°C sea temperature

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Saint-Nazaire by month

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The October weather guide for France (Saint-Nazaire) 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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How warm is it in Saint-Nazaire in October?

Daytime temperatures usually reach 17°C in Saint-Nazaire in October, falling to 10°C at night.

How sunny is it in Saint-Nazaire in October?

There are normally 4 hours of bright sunshine each day in Saint-Nazaire in October - that's 41% of daylight hours.

How warm is the sea around Saint-Nazaire in October?

The average sea temperature around Saint-Nazaire in October is 16°C.

Does it rain in Saint-Nazaire in October?

There are usually 15 days with some rain in Saint-Nazaire in October and the average monthly rainfall is 80mm.

Saint-Nazaire October sunrise & sunset times

Browse the sunrise and sunset times for Saint-Nazaire in October 2025. Select a month to view Saint-Nazaire sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 07:08 18:48
Thursday, 16th October 2025 07:29 18:19
Friday, 31st October 2025 07:51 17:53

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