How much snow has Montana Snowbowl gotten this season and over the last few ski seasons? Montana Snowbowl gets an average annual snowfall of 136" of snow per year and on average has 52 snowfall days. Check out Montana Snowbowl historical snowfall using the grid below with average Montana Snowbowl snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.