How much snow has Sunnmørsalpane gotten this season and over the last few ski seasons? Sunnmørsalpane gets an average annual snowfall of 56cm of snow per year and on average has 6 snowfall days. Check out Sunnmørsalpane historical snowfall using the grid below with average Sunnmørsalpane snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.