Climate Insights for Nuuk

The climate in Nuuk is cold. The average annual temperature is -1°C and approximately 853mm of precipitation falls per year. Nuuk receives a notable amount of rainfall throughout the year, including during its driest month. Nuuk is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are February, January, March, when temperatures can drop to -12°C. Nuuk experiences heavy snowfall, typically from January through December.

Temperatures in Nuuk vary considerably across the year, with a 21°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 9°C with a mean of 7°C. The coldest month is February, when overnight lows fall to -12°C and the daily average is -10°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between March and April, with a 5°C shift in average temperatures.

Nuuk is a moderately rainy area, receiving approximately 853mm of precipitation annually, which averages out to around 71mm per month. The wettest month is October, averaging 92mm of rainfall. November and December also tend to see above-average precipitation. The driest month is February, with just 51mm. That's 41mm less than October, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Nuuk receives heavy snowfall, accumulating around 431cm annually from January through December. The snowiest month is December, with approximately 71cm. Winter travel should account for significant snow cover.

Nuuk is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently summer in Nuuk, which began on June 21, 2026. Nuuk is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 9°C, while the coldest stretch bottoms out in February near -12°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.

The table below shows monthly climate averages for Nuuk based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.