How much snow has Splügen gotten this season and over the last few ski seasons? Splügen gets an average annual snowfall of 235cm of snow per year and on average has 21 annual snowfall days. The current 10-year snowfall record is 100cm. Check out Splügen historical snowfall using the grid below with average Splügen snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth.