How much snow has Copper Mountain gotten this season and over the last few ski seasons? Copper Mountain gets an average annual snowfall of 248" of snow per year and on average has 74 annual snowfall days. The current 10-year snowfall record is 19". Check out Copper Mountain historical snowfall using the grid below with average Copper Mountain snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth.