How much snow has Mt. Shasta Ski Park gotten this season and over the last few ski seasons? Mt. Shasta Ski Park gets an average annual snowfall of 178" of snow per year and on average has 29 annual snowfall days. The current 10-year snowfall record is 42". Check out Mt. Shasta Ski Park historical snowfall using the grid below with average Mt. Shasta Ski Park snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth.