See the northern lights
The northern lights, polar light or Aarora Borealis is a true spectacle of nature! Green, sometimes purple, red and yellow streaks of light colors the dark skies.
With daytime temperatures of 7°C (45°F) and nighttime lows of 2°C (36°F), September in Nuuk brings low temperatures during the day. It is also the wettest month of the year, so pack an umbrella.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Nuuk.
Pick a month to see the average temperature, rainfall and sunshine in Nuuk - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Nuuk typically drop from around 8°C (46°F) at the start of September to approximately 4°C (39°F) by the end. Nights are cold, with lows typically ranging from 1°C (34°F) to 4°C (39°F).
Browse day-by-day weather records for Nuuk spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Nuuk spans 2006 to 2025, revealing these weather extremes.
Find out more about the weather in Greenland and which places have the best travel conditions in this month. See all of Greenland in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Dress warmly and in layers for your trip to Nuuk in September. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Expect water temperatures of around 1°C (34°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses could come in handy during the sunnier parts of your trip.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Nuuk climate overview or explore weather in Greenland.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
See the northern lights
The northern lights, polar light or Aarora Borealis is a true spectacle of nature! Green, sometimes purple, red and yellow streaks of light colors the dark skies.
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