How much snow has Kasberg - Grünau gotten this season and over the last few ski seasons? Kasberg - Grünau gets an average annual snowfall of 92cm of snow per year and on average has 9 snowfall days. Check out Kasberg - Grünau historical snowfall using the grid below with average Kasberg - Grünau snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.