Iqaluit weather in September 2025

Expect 4°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Iqaluit in September. Check more long-term weather averages for Iqaluit in September before you book your next holiday to Nunavut in 2025/2026.

  • 4°C maximum daytime temperature in September in Iqaluit4
    4°C max day temperature
  • 3 hours of sunshine per day
  • 14 days with some rainfall in September in Iqaluit14
    14 days with some rainfall
  • -1°C minimum night-time temperature in September in Iqaluit-1
    -1°C min night temperature
  • 13 hours of daylight per day in September in Iqaluit13
    13 hours of daylight per day
  • No heat & humidity in September in Iqaluit0
    No heat & humidity
  • 49 mm monthly rainfall in September in Iqaluit49
    49 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Iqaluit2
    2 (Low) UV index
  • -2°C sea temperature in September in Iqaluit-2
    -2°C sea temperature

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The September weather guide for Nunavut (Iqaluit) 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 cold is it in Iqaluit in September?

Daytime temperatures usually reach 4°C in Iqaluit in September, falling to -1°C at night.

How sunny is it in Iqaluit in September?

There are normally 3 hours of bright sunshine each day in Iqaluit in September - that's 22% of daylight hours.

Is the sea cold around Iqaluit in September?

The average sea temperature around Iqaluit in September is -2°C.

Does it rain in Iqaluit in September?

There are usually 14 days with some rain in Iqaluit in September and the average monthly rainfall is 49mm. Rain may fall as snow in this month.

Iqaluit September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 04:19 18:47
Monday, 15th September 2025 04:59 17:58
Tuesday, 30th September 2025 05:41 17:06

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