How much snow has Bydalsfjällen gotten this season and over the last few ski seasons? Bydalsfjällen gets an average annual snowfall of 103cm of snow per year and on average has 18 snowfall days. Check out Bydalsfjällen historical snowfall using the grid below with average Bydalsfjällen snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.