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Monthly climate in Big Lake, Alaska, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Big Lake features a subarctic climate (Dfc). Temperatures typically range between -11 °C (12 °F) and 17 °C (63 °F) through the year, but rarely can drop to -35 °C (-31 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 872 mm (34.3 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually. Big Lake enjoys an average of 2326 hours of sunshine throughout the year, and daylight varies from 5 hours 28 minutes to 19 hours 19 minutes per day.

Monthly average temperatures in Big Lake, Alaska, United States §

The warmest months in Big Lake are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (58 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -7 °C (12 - 20 °F) throughout the day. On average each year, Big Lake experiences 6 days above 25 °C (77.0 °F) and 166 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Big Lake, 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 8°C
(47°F)		 6°C
(43°F)		 10°C
(51°F)		 18°C
(65°F)		 24°C
(75°F)		 29°C
(85°F)		 32°C
(89°F)		 27°C
(80°F)		 21°C
(71°F)		 16°C
(61°F)		 7°C
(45°F)		 8°C
(47°F)
Mean maximum 5°C
(42°F)		 3°C
(38°F)		 6°C
(43°F)		 15°C
(59°F)		 21°C
(70°F)		 24°C
(76°F)		 28°C
(82°F)		 26°C
(79°F)		 19°C
(67°F)		 13°C
(56°F)		 5°C
(41°F)		 5°C
(41°F)
Average high -8°C
(18°F)		 -4°C
(25°F)		 1°C
(34°F)		 9°C
(48°F)		 15°C
(59°F)		 19°C
(66°F)		 21°C
(70°F)		 19°C
(67°F)		 14°C
(58°F)		 7°C
(45°F)		 -2°C
(28°F)		 -4°C
(24°F)
Daily mean -11°C
(12°F)		 -8°C
(18°F)		 -5°C
(24°F)		 3°C
(38°F)		 10°C
(51°F)		 15°C
(58°F)		 17°C
(63°F)		 15°C
(59°F)		 10°C
(51°F)		 4°C
(39°F)		 -5°C
(23°F)		 -7°C
(20°F)
Average low -14°C
(7°F)		 -12°C
(11°F)		 -9°C
(16°F)		 -2°C
(29°F)		 5°C
(42°F)		 10°C
(50°F)		 13°C
(55°F)		 11°C
(53°F)		 7°C
(45°F)		 1°C
(34°F)		 -8°C
(18°F)		 -10°C
(14°F)
Mean minimum -30°C
(-21°F)		 -23°C
(-10°F)		 -20°C
(-3°F)		 -9°C
(16°F)		 0°C
(33°F)		 7°C
(44°F)		 9°C
(49°F)		 6°C
(44°F)		 0°C
(32°F)		 -7°C
(19°F)		 -18°C
(0°F)		 -23°C
(-9°F)
Minimum -35°C
(-31°F)		 -27°C
(-16°F)		 -25°C
(-12°F)		 -18°C
(0°F)		 -3°C
(28°F)		 4°C
(39°F)		 8°C
(47°F)		 6°C
(42°F)		 -6°C
(22°F)		 -11°C
(13°F)		 -27°C
(-17°F)		 -28°C
(-19°F)

Compare climate in Big Lake with other places

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

Monthly average precipitation in Big Lake, Alaska, United States §

Big Lake usually has the most precipitation in August, September and October, with an average of 16 rainy days and 117 mm (4.6 inches) of precipitation per month. The driest months in Big Lake are January, March and April. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Big Lake, 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) 44 (1.7) 49 (1.9) 42 (1.6) 37 (1.5) 58 (2.3) 54 (2.1) 72 (2.8) 120 (4.7) 110 (4.3) 122 (4.8) 80 (3.1) 86 (3.4)
Average precipitation days (≥ 1 mm) 9 10 9 9 14 14 12 16 17 16 12 16

Monthly sunshine hours in Big Lake, Alaska, United States §

The sunniest months in Big Lake are May, June and July, when the sun shines an average of 10 hours 6 minutes a day. Least sunny months in Big Lake: January, November and December receive an average of 2 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Big Lake, 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 56 124 209 275 296 325 307 265 194 135 95 40
Mean daily daylight hours 6h 25m 8h 59m 11h 53m 14h 51m 17h 38m 19h 19m 18h 20m 15h 41m 12h 47m 9h 52m 7h 6m 5h 28m

Solar UV radiation in Big Lake, Alaska, United States §

Big Lake 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 Big Lake UV Index data.

Average daily maximum UV levels by month for Big Lake, 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 3 3 5 6 6 5 4 2 1 1

Detailed Monthly Weather Insights for Big Lake, Alaska, United States

Discover in-depth weather details for every month in Big Lake. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Big Lake's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.