How much snow has Alpe du Grand Serre gotten this season and over the last few ski seasons? Alpe du Grand Serre gets an average annual snowfall of 202cm of snow per year and on average has 17 snowfall days. Check out Alpe du Grand Serre historical snowfall using the grid below with average Alpe du Grand Serre snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.