How much snow has Roubion - Les Buisses gotten this season and over the last few ski seasons? Roubion - Les Buisses gets an average annual snowfall of 73cm of snow per year and on average has 5 snowfall days. Check out Roubion - Les Buisses historical snowfall using the grid below with average Roubion - Les Buisses snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.