How much snow has Alyeska Resort gotten this season and over the last few ski seasons? Alyeska Resort gets an average annual snowfall of 440" of snow per year and on average has 63 snowfall days. Check out Alyeska Resort historical snowfall using the grid below with average Alyeska Resort snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.