Alyeska December Weather

Averages and records for weather in Alyeska, Alaska in the month of December.
Typical Alyeska December Weather
1991–2020
Average daily high 29.3 °F
Average daily low 19.2 °F
Average monthly precipitation 9.1 inches
Average monthly snow 53.5 inches
Daily chance of precipitation 70.3%
Daily chance of snow 45.2%
Alyeska December Weather Records
1963–2024
Highest temperature 50 °F December 27, 1985
Lowest temperature -18 °F December 18, 1980
Highest daily low 41 °F December 5, 2002
Lowest daily high -9 °F December 18, 1980
Hottest average high temperature 38.3 °F 1969
Coldest average high temperature 8.6 °F 1980
Most daily precipitation 5.3 inches December 26, 2001
Most monthly precipitation 20.8 inches 1969
Most daily snow 33.1 inches December 24, 2006
Most monthly snow 133.1 inches 2006
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 29.6 19.5 47 -16
December 2 29.5 19.4 44 -18
December 3 29.4 19.4 46 -8
December 4 29.4 19.3 47 -8
December 5 29.3 19.3 47 -6
December 6 29.3 19.2 44 -6
December 7 29.3 19.1 45 -6
December 8 29.2 19.0 44 -7
December 9 29.2 19.0 47 -2
December 10 29.2 19.0 47 -8
December 11 29.2 19.0 46 -3
December 12 29.2 19.0 46 -11
December 13 29.1 19.0 45 -12
December 14 29.1 19.0 41 -8
December 15 29.2 19.0 43 -16
December 16 29.3 19.1 46 -18
December 17 29.4 19.3 41 -18
December 18 29.4 19.4 48 -18
December 19 29.3 19.4 44 -13
December 20 29.3 19.4 50 -9
December 21 29.2 19.3 46 -8
December 22 29.0 19.2 45 -11
December 23 28.9 19.0 42 -11
December 24 28.6 18.7 46 -13
December 25 28.3 18.4 43 -16
December 26 28.1 18.2 43 -8
December 27 27.9 17.9 50 -6
December 28 27.8 17.8 44 -7
December 29 27.7 17.7 45 -12
December 30 27.6 17.6 46 -12
December 31 27.5 17.6 44 -7
Weather Station Details
Years Station Coordinates
1963–2024 Alyeska location