How much snow has Rossfeld Oberau gotten this season and over the last few ski seasons? Rossfeld Oberau gets an average annual snowfall of 302cm of snow per year and on average has 29 snowfall days. Check out Rossfeld Oberau historical snowfall using the grid below with average Rossfeld Oberau snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.