How much snow has Claviere - Vialattea gotten this season and over the last few ski seasons? Claviere - Vialattea gets an average annual snowfall of 200cm of snow per year and on average has 13 snowfall days. Check out Claviere - Vialattea historical snowfall using the grid below with average Claviere - Vialattea snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.