How much snow has Petzen gotten this season and over the last few ski seasons? Petzen gets an average annual snowfall of 60cm of snow per year and on average has 4 annual snowfall days. The current 10-year snowfall record is 50cm, the average snow depth at Petzen is 86cm. Check out Petzen historical snowfall using the grid below with average Petzen 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.