How much snow has Grüsch-Danusa gotten this season and over the last few ski seasons? Grüsch-Danusa gets an average annual snowfall of 239cm of snow per year and on average has 18 snowfall days. Check out Grüsch-Danusa historical snowfall using the grid below with average Grüsch-Danusa snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.