Greenland weather in September 2025

Expect 43°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Greenland in September. Check more long-term weather averages for Greenland in September before you book your next holiday to Greenland in 2025/2026.

  • 43°F maximum daytime temperature in September in Greenland (Nuuk)43
    43°F max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in September in Greenland (Nuuk)14
    14 days with some rainfall
  • 34°F minimum night-time temperature in September in Greenland (Nuuk)34
    34°F min night temperature
  • 13 hours of daylight per day in September in Greenland (Nuuk)13
    13 hours of daylight per day
  • No heat & humidity in September in Greenland (Nuuk)0
    No heat & humidity
  • 3.4 inches monthly rainfall in September in Greenland (Nuuk)3.4
    3.4 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Greenland (Nuuk)2
    2 (Low) UV index
  • 39°F sea temperature in September in Greenland (Nuuk)39
    39°F sea temperature

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The September weather guide for Greenland (Nuuk) 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.

Top Greenland destinations

Below are average maximum temperatures at popular countries, regions and places in Greenland in September. Select a holiday destination to see more weather parameters.

All Greenland destinations

Metric (°C)  |  Imperial (°F)

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How cold is it in Greenland in September?

Daytime temperatures usually reach 43°F in Nuuk, Greenland in September, falling to 34°F at night.

How sunny is it in Greenland in September?

There are normally 4 hours of bright sunshine each day in Nuuk, Greenland in September - that's 28% of daylight hours.

How warm is the sea around Greenland in September?

The average sea temperature around Nuuk, Greenland in September is 39°F.

Does it rain in Greenland in September?

There are usually 14 days with some rain in Nuuk, Greenland in September and the average monthly rainfall is 3.4 inches.

Greenland September sunrise & sunset times

Browse the sunrise and sunset times for Greenland in September 2025. Select a month to view Greenland sunrise and sunset times for the next 12 months. The Greenland sunrise and sunset times shown below are for Nuuk.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:10 19:42
Monday, 15th September 2025 05:51 18:52
Tuesday, 30th September 2025 06:34 17:58

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