Sept-Iles weather in September 2025

Expect daytime maximum temperatures of 14°C in Sept-Iles in September based on long-term weather averages. There are 5 hours of sunshine per day on average with 13 days with some rainfall and typically 110 mm of rainfall in the month.

  • 14°C maximum daytime temperature in September in Sept-Iles14
    14°C max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in September in Sept-Iles13
    13 days with some rainfall
  • 5°C minimum night-time temperature in September in Sept-Iles5
    5°C min night temperature
  • 13 hours of daylight per day in September in Sept-Iles13
    13 hours of daylight per day
  • No heat & humidity in September in Sept-Iles0
    No heat & humidity
  • 110 mm monthly rainfall in September in Sept-Iles110
    110 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Sept-Iles4
    4 (Moderate) UV index
  • 10°C sea temperature in September in Sept-Iles10
    10°C sea temperature

More about Sept-Iles

Sept-Iles by month

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The September weather guide for Quebec (Sept-Iles) 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 Canada

How warm is it in Sept-Iles in September?

Daytime temperatures usually reach 14°C in Sept-Iles in September, falling to 5°C at night.

How sunny is it in Sept-Iles in September?

There are normally 5 hours of bright sunshine each day in Sept-Iles in September - that's 39% of daylight hours.

Is the sea cold around Sept-Iles in September?

The average sea temperature around Sept-Iles in September is 10°C.

Does it rain in Sept-Iles in September?

There are usually 13 days with some rain in Sept-Iles in September and the average monthly rainfall is 110mm.

Sept-Iles September sunrise & sunset times

Browse the sunrise and sunset times for Sept-Iles in September 2025. Select a month to view Sept-Iles sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 04:41 18:09
Monday, 15th September 2025 05:02 17:38
Tuesday, 30th September 2025 05:25 17:05

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