How much snow has Bosco Gurin gotten this season and over the last few ski seasons? Bosco Gurin gets an average annual snowfall of 411cm of snow per year and on average has 14 annual snowfall days. The current 10-year snowfall record is 200cm, the average snow depth at Bosco Gurin is 133cm. Check out Bosco Gurin historical snowfall using the grid below with average Bosco Gurin snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth. Click on the Annual Tab to see every year since the 2013-2014 season.