How much snow has Cairngorm gotten this season and over the last few ski seasons? Cairngorm gets an average annual snowfall of 16cm of snow per year and on average has 4 annual snowfall days. The current 10-year snowfall record is 10cm, the average snow depth at Cairngorm is 32cm. Check out Cairngorm historical snowfall using the grid below with average Cairngorm snow stats that includes: Average Snowfall, Max Base Depth, Biggest Snowfall, Snowfall Days and Average Base Depth. Click on the Annual Tab to see every year since the 2013-2014 season.