How much snow has Sjusjøen gotten this season and over the last few ski seasons? Sjusjøen gets an average annual snowfall of 141cm of snow per year and on average has 17 snowfall days. Check out Sjusjøen historical snowfall using the grid below with average Sjusjøen snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.