How much snow has Radstadt - Altenmarkt gotten this season and over the last few ski seasons? Radstadt - Altenmarkt gets an average annual snowfall of 246cm of snow per year and on average has 25 snowfall days. Check out Radstadt - Altenmarkt historical snowfall using the grid below with average Radstadt - Altenmarkt snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.