How much snow has Bergün - Filisur gotten this season and over the last few ski seasons? Bergün - Filisur gets an average annual snowfall of 161cm of snow per year and on average has 16 snowfall days. Check out Bergün - Filisur historical snowfall using the grid below with average Bergün - Filisur snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.