How much snow has Silvretta-Bielerhöhe gotten this season and over the last few ski seasons? Silvretta-Bielerhöhe gets an average annual snowfall of 263cm of snow per year and on average has 23 snowfall days. Check out Silvretta-Bielerhöhe historical snowfall using the grid below with average Silvretta-Bielerhöhe snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.