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Monthly climate in Unalakleet, Alaska, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Unalakleet features a subarctic climate (Dfc).Temperatures typically range between -17 °C (2 °F) and 14 °C (57 °F) through the year, but rarely can drop to -42 °C (-43 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 688 mm (27.1 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually.Unalakleet enjoys an average of 2171 hours of sunshine throughout the year, and daylight varies from 4 hours 27 minutes to 20 hours 37 minutes per day.

Monthly average temperatures in Unalakleet, Alaska, United States §

The warmest months in Unalakleet are June, July and August, with daily mean temperatures ranging from 11 to 14 °C (53 - 57 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -13 °C (2 - 8 °F) throughout the day. On average each year, Unalakleet experiences 1 days above 25 °C (77.0 °F) and 194 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Unalakleet, Alaska, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 3°C
(38°F)		 4°C
(40°F)		 7°C
(44°F)		 13°C
(56°F)		 23°C
(74°F)		 24°C
(76°F)		 30°C
(86°F)		 26°C
(79°F)		 18°C
(65°F)		 15°C
(59°F)		 3°C
(38°F)		 4°C
(39°F)
Mean maximum 2°C
(36°F)		 1°C
(35°F)		 1°C
(35°F)		 10°C
(50°F)		 20°C
(68°F)		 23°C
(73°F)		 25°C
(77°F)		 22°C
(72°F)		 16°C
(61°F)		 10°C
(50°F)		 1°C
(34°F)		 3°C
(37°F)
Average high -14°C
(7°F)		 -11°C
(13°F)		 -6°C
(22°F)		 2°C
(36°F)		 11°C
(53°F)		 16°C
(61°F)		 17°C
(63°F)		 14°C
(58°F)		 10°C
(50°F)		 3°C
(37°F)		 -8°C
(19°F)		 -10°C
(14°F)
Daily mean -17°C
(2°F)		 -14°C
(7°F)		 -10°C
(14°F)		 -2°C
(29°F)		 7°C
(44°F)		 12°C
(54°F)		 14°C
(57°F)		 11°C
(53°F)		 7°C
(45°F)		 0°C
(33°F)		 -10°C
(14°F)		 -13°C
(8°F)
Average low -20°C
(-3°F)		 -18°C
(1°F)		 -14°C
(7°F)		 -6°C
(22°F)		 2°C
(36°F)		 8°C
(47°F)		 10°C
(51°F)		 9°C
(48°F)		 4°C
(40°F)		 -2°C
(29°F)		 -13°C
(9°F)		 -17°C
(2°F)
Mean minimum -36°C
(-32°F)		 -31°C
(-23°F)		 -26°C
(-14°F)		 -19°C
(-1°F)		 -5°C
(23°F)		 3°C
(38°F)		 6°C
(44°F)		 3°C
(38°F)		 -2°C
(29°F)		 -11°C
(12°F)		 -23°C
(-10°F)		 -33°C
(-26°F)
Minimum -42°C
(-43°F)		 -39°C
(-38°F)		 -32°C
(-25°F)		 -28°C
(-19°F)		 -10°C
(15°F)		 -1°C
(30°F)		 5°C
(41°F)		 1°C
(34°F)		 -5°C
(23°F)		 -16°C
(4°F)		 -35°C
(-30°F)		 -36°C
(-33°F)

Compare climate in Unalakleet with other places

Compare temperature, precipitation, sunshine, UV index in Unalakleet, Alaska, United States with other places around the world.

Monthly average precipitation in Unalakleet, Alaska, United States §

Unalakleet usually has the most precipitation in June, August and September, with an average of 15 rainy days and 88 mm (3.5 inches) of precipitation per month.The driest months in Unalakleet are January, February and March. On average, 35 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Unalakleet, Alaska, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 23 (0.9) 40 (1.6) 42 (1.7) 43 (1.7) 58 (2.3) 64 (2.5) 60 (2.4) 110 (4.3) 89 (3.5) 59 (2.3) 48 (1.9) 53 (2.1)
Average precipitation days (≥ 1 mm) 6 10 11 8 14 13 13 17 16 13 11 13

Monthly sunshine hours in Unalakleet, Alaska, United States §

The sunniest months in Unalakleet are May, June and July, when the sun shines an average of 10 hours 38 minutes a day.Least sunny months in Unalakleet: January, November and December receive an average of 1 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Unalakleet, Alaska, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 44 103 182 266 346 366 266 205 168 116 74 29
Mean daily daylight hours 5h 38m 8h 38m 11h 52m 15h 10m 18h 26m 20h 37m 19h 18m 16h 7m 12h 52m 9h 38m 6h 28m 4h 27m

Solar UV radiation in Unalakleet, Alaska, United States §

Unalakleet experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 6, 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 Unalakleet UV Index data.

Average daily maximum UV levels by month for Unalakleet, Alaska, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 1 2 3 5 6 6 5 3 2 1 1