How much snow has Val d'Allos gotten this season and over the last few ski seasons? Val d'Allos gets an average annual snowfall of 294cm of snow per year and on average has 17 snowfall days. Check out Val d'Allos historical snowfall using the grid below with average Val d'Allos snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.