Sept-Iles weather in August 2025

Expect daytime maximum temperatures of 66°F in Sept-Iles, Quebec in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 3.9 inches of rainfall in the month.

  • 66°F maximum daytime temperature in August in Sept-Iles66
    66°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in August in Sept-Iles14
    14 days with some rainfall
  • 50°F minimum night-time temperature in August in Sept-Iles50
    50°F min night temperature
  • 14 hours of daylight per day in August in Sept-Iles14
    14 hours of daylight per day
  • No heat & humidity in August in Sept-Iles0
    No heat & humidity
  • 3.9 inches monthly rainfall in August in Sept-Iles3.9
    3.9 inches of monthly rainfall
  • UV (maximum) index 6 (High) in August in Sept-Iles6
    6 (High) UV index
  • 55°F sea temperature in August in Sept-Iles55
    55°F sea temperature

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The August 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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How hot is it in Sept-Iles in August?

Daytime temperatures usually reach 66°F in Sept-Iles in August, falling to 50°F at night.

How sunny is it in Sept-Iles in August?

There are normally 7 hours of bright sunshine each day in Sept-Iles in August - that's 47% of daylight hours.

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

The average sea temperature around Sept-Iles in August is 55°F.

Does it rain in Sept-Iles in August?

There are usually 14 days with some rain in Sept-Iles in August and the average monthly rainfall is 3.9 inches.

Sept-Iles August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 03:55 19:08
Saturday, 16th August 2025 04:17 18:42
Sunday, 31st August 2025 04:39 18:11

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