Nuuk weather in September

September in Nuuk: cold, rainy, with clean air — a great time to visit.

#4 of 12 months in Nuuk · #424 of 604 destinations to visit in September · comfort 70/100 (tier B)

Updated June 2026 · climate normals from ERA5 reanalysis

Nuuk climate normals — September

Daytime high7°C / 45°F🧥 cold
Nighttime low2°C / 35°F
Feels like (high)3°C / 37°F
Rainfall90 mm / 3.5 in🌧 rainy
Rainy days12 days
Humidity84%💦 very humid
Dew point3°C / 37°F
Sunshine7.5 h/day
Daylight13 h
Wind20 km/h / 12 mph
Snowfall2.9 cm / 1.1 in
Air quality (US AQI)29🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Nuuk?

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Nuuk in September — FAQ

Is September a good time to visit Nuuk?
September in Nuuk: cold, rainy, with clean air — a great time to visit. It ranks #4 of 12 months for Nuuk on SeasonMap's comfort score (70/100).
What is the weather like in Nuuk in September?
In September, Nuuk averages a daily high of 7.2°C and a low of 1.7°C, with about 89.8 mm of rain over roughly 11.8 rainy days.
What is the air quality in Nuuk in September?
Nuuk has a mean US Air Quality Index of about 29 in September.
Does it snow in Nuuk in September?
Nuuk sees roughly 2.9 cm of snowfall in September.

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