Sept-Iles weather in September 2025

Expect 57°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Sept-Iles in September. Check more long-term weather averages for Sept-Iles in September before you book your next holiday to Quebec in 2025/2026.

  • 57°F maximum daytime temperature in September in Sept-Iles57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in September in Sept-Iles13
    13 days with some rainfall
  • 41°F minimum night-time temperature in September in Sept-Iles41
    41°F 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
  • 4.3 inches monthly rainfall in September in Sept-Iles4.3
    4.3 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Sept-Iles4
    4 (Moderate) UV index
  • 50°F sea temperature in September in Sept-Iles50
    50°F 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)  |  Imperial (°F)

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More about Canada

How warm is it in Sept-Iles in September?

Daytime temperatures usually reach 57°F in Sept-Iles in September, falling to 41°F 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.

How warm is the sea around Sept-Iles in September?

The average sea temperature around Sept-Iles in September is 50°F.

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 4.3 inches.

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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