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Monthly climate in Skagway, Alaska, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Skagway features a subarctic climate (Dsc). Temperatures typically range between -11 °C (13 °F) and 11 °C (52 °F) through the year, but rarely can drop to -33 °C (-28 °F) or can rise to as high as 25 °C (78 °F). The average annual precipitation amounts to about 1910 mm (75.2 inches) and receives 218 rainy days on the 1 mm (0.04 inches) threshold annually. Skagway enjoys an average of 2092 hours of sunshine throughout the year, and daylight varies from 6 hours 9 minutes to 18 hours 30 minutes per day.

Monthly average temperatures in Skagway, Alaska, United States §

The warmest months in Skagway are June, July and August, with daily mean temperatures ranging from 8 to 11 °C (47 - 52 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -7 °C (13 - 20 °F) throughout the day. On average each year, Skagway experiences 0 days above 25 °C (77.0 °F) and 197 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Skagway, 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 9°C
(49°F)		 4°C
(39°F)		 9°C
(49°F)		 11°C
(52°F)		 16°C
(62°F)		 25°C
(78°F)		 23°C
(75°F)		 24°C
(75°F)		 20°C
(69°F)		 10°C
(50°F)		 5°C
(41°F)		 6°C
(42°F)
Mean maximum 4°C
(39°F)		 -0°C
(31°F)		 3°C
(38°F)		 8°C
(46°F)		 13°C
(55°F)		 20°C
(69°F)		 21°C
(70°F)		 23°C
(73°F)		 16°C
(61°F)		 8°C
(46°F)		 3°C
(37°F)		 3°C
(37°F)
Average high -7°C
(19°F)		 -8°C
(18°F)		 -4°C
(25°F)		 2°C
(35°F)		 6°C
(43°F)		 12°C
(53°F)		 14°C
(58°F)		 13°C
(56°F)		 10°C
(49°F)		 2°C
(36°F)		 -4°C
(24°F)		 -4°C
(24°F)
Daily mean -10°C
(15°F)		 -11°C
(13°F)		 -7°C
(21°F)		 -1°C
(30°F)		 3°C
(38°F)		 8°C
(47°F)		 11°C
(52°F)		 10°C
(51°F)		 7°C
(44°F)		 -1°C
(31°F)		 -7°C
(20°F)		 -7°C
(20°F)
Average low -12°C
(11°F)		 -14°C
(8°F)		 -9°C
(16°F)		 -4°C
(24°F)		 0°C
(33°F)		 5°C
(41°F)		 8°C
(47°F)		 7°C
(46°F)		 4°C
(39°F)		 -3°C
(27°F)		 -9°C
(16°F)		 -9°C
(15°F)
Mean minimum -27°C
(-17°F)		 -26°C
(-14°F)		 -20°C
(-4°F)		 -14°C
(7°F)		 -6°C
(22°F)		 -1°C
(31°F)		 5°C
(41°F)		 3°C
(37°F)		 -4°C
(25°F)		 -13°C
(9°F)		 -18°C
(-1°F)		 -19°C
(-1°F)
Minimum -33°C
(-27°F)		 -33°C
(-28°F)		 -26°C
(-15°F)		 -21°C
(-5°F)		 -8°C
(18°F)		 -7°C
(20°F)		 4°C
(39°F)		 1°C
(35°F)		 -7°C
(20°F)		 -16°C
(4°F)		 -21°C
(-5°F)		 -26°C
(-15°F)

Compare climate in Skagway with other places

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

Monthly average precipitation in Skagway, Alaska, United States §

Skagway usually has the most precipitation in October, November and December, with an average of 21 rainy days and 234 mm (9.2 inches) of precipitation per month. The driest months in Skagway are April, May and July. On average, 104 mm (4.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Skagway, 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) 181 (7.1) 118 (4.7) 137 (5.4) 102 (4.0) 113 (4.5) 124 (4.9) 97 (3.8) 175 (6.9) 162 (6.4) 234 (9.2) 199 (7.8) 269 (10.6)
Average precipitation days (≥ 1 mm) 15 12 18 15 18 20 18 20 18 22 20 22

Monthly sunshine hours in Skagway, Alaska, United States §

The sunniest months in Skagway are May, June and July, when the sun shines an average of 9 hours 13 minutes a day. Least sunny months in Skagway: January, November and December receive an average of 1 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Skagway, 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 45 129 199 257 283 277 287 224 185 102 58 41
Mean daily daylight hours 6h 57m 9h 15m 11h 54m 14h 36m 17h 5m 18h 30m 17h 41m 15h 23m 12h 44m 10h 3m 7h 34m 6h 9m

Solar UV radiation in Skagway, Alaska, United States §

Skagway experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 7 - 7, which corresponds to the High category of sun exposure. January, November and December 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 Skagway UV Index data.

Average daily maximum UV levels by month for Skagway, 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 2 4 5 7 7 7 7 5 2 1 1

Detailed Monthly Weather Insights for Skagway, Alaska, United States

Discover in-depth weather details for every month in Skagway. 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 Skagway'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.