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Monthly climate in Nuuk, Greenland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nuuk features a ice cap climate ET). Temperatures typically range between -14 °C (8 °F) and 8 °C (47 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 20 °C (69 °F). The average annual precipitation amounts to about 813 mm (32.0 inches) and receives 119 rainy days on the 1 mm (0.04 inches) threshold annually. Nuuk enjoys an average of 2200 hours of sunshine throughout the year, and daylight varies from 4 hours 18 minutes to 20 hours 51 minutes per day.

Monthly average temperatures in Nuuk, Greenland

The warmest months in Nuuk are June, July and August, with daily mean temperatures ranging from 6 to 8 °C (42 - 47 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -14 to -10 °C (8 - 15 °F) throughout the day. On average each year, Nuuk experiences 0 days above 25 °C (77.0 °F) and 213 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nuuk. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(38°F)		1°C
(35°F)		6°C
(42°F)		9°C
(48°F)		15°C
(59°F)		19°C
(67°F)		20°C
(69°F)		18°C
(65°F)		14°C
(57°F)		13°C
(55°F)		7°C
(44°F)		7°C
(46°F)
Mean maximum1°C
(33°F)		-2°C
(29°F)		3°C
(38°F)		5°C
(42°F)		9°C
(48°F)		15°C
(59°F)		19°C
(66°F)		17°C
(63°F)		12°C
(54°F)		10°C
(50°F)		5°C
(42°F)		4°C
(40°F)
Average high-8°C
(17°F)		-11°C
(12°F)		-7°C
(19°F)		-1°C
(31°F)		3°C
(38°F)		8°C
(47°F)		11°C
(52°F)		11°C
(52°F)		7°C
(44°F)		2°C
(36°F)		-3°C
(26°F)		-5°C
(23°F)
Daily mean-11°C
(13°F)		-14°C
(8°F)		-10°C
(15°F)		-3°C
(27°F)		1°C
(34°F)		6°C
(42°F)		8°C
(47°F)		8°C
(47°F)		4°C
(40°F)		-0°C
(32°F)		-6°C
(22°F)		-8°C
(18°F)
Average low-13°C
(8°F)		-16°C
(3°F)		-12°C
(10°F)		-6°C
(22°F)		-2°C
(29°F)		3°C
(37°F)		5°C
(42°F)		6°C
(42°F)		2°C
(36°F)		-2°C
(28°F)		-8°C
(17°F)		-11°C
(13°F)
Mean minimum-22°C
(-7°F)		-25°C
(-13°F)		-22°C
(-6°F)		-13°C
(9°F)		-7°C
(19°F)		-0°C
(32°F)		2°C
(35°F)		3°C
(38°F)		-2°C
(29°F)		-9°C
(16°F)		-17°C
(2°F)		-19°C
(-1°F)
Minimum-27°C
(-16°F)		-32°C
(-25°F)		-27°C
(-16°F)		-18°C
(-0°F)		-19°C
(-1°F)		-2°C
(29°F)		1°C
(34°F)		2°C
(36°F)		-3°C
(26°F)		-19°C
(-2°F)		-21°C
(-5°F)		-22°C
(-7°F)

Compare climate in Nuuk with other places

Compare temperature, precipitation, sunshine, UV index in Nuuk, Greenland with other places around the world.

Monthly average precipitation in Nuuk, Greenland

Nuuk usually has the most precipitation in April, June and November, with an average of 11 rainy days and 87 mm (3.4 inches) of precipitation per month. The driest months in Nuuk are February, March and May. On average, 45 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nuuk. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)58 (2.3)30 (1.2)57 (2.3)79 (3.1)47 (1.8)88 (3.5)68 (2.7)77 (3.0)70 (2.8)70 (2.8)93 (3.7)76 (3.0)
Average precipitation days (≥ 1 mm)1189117129111091111

Monthly sunshine hours in Nuuk, Greenland

The sunniest months in Nuuk are April, May and July, when the sun shines an average of 8 hours 57 minutes a day. Least sunny months in Nuuk: January, November and December receive an average of 1 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nuuk. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours371331942493122362632322261868839
Mean daily daylight hours5h 29m8h 33m11h 50m15h 11m18h 32m20h 51m19h 29m16h 13m12h 55m9h 38m6h 24m4h 18m

Solar UV radiation in Nuuk, Greenland

Nuuk experiences the highest level of ultraviolet (UV) radiation in April, May and June, when the maximum UV index can reach values of 5 - 7, which corresponds to the Moderate / High category of sun exposure. January, February and November are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Nuuk UV Index data.

Average daily maximum UV levels by month for Nuuk. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113567553211