How much snow has Wierchomla gotten this season and over the last few ski seasons? Wierchomla gets an average annual snowfall of 75cm of snow per year and on average has 10 annual snowfall days. The current 10-year snowfall record is 50cm, the average snow depth at Wierchomla is 74cm. Check out Wierchomla historical snowfall using the grid below with average Wierchomla snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth. Click on the Annual Tab to see every year since the 2013-2014 season.