How much snow has Terminillo gotten this season and over the last few ski seasons? Terminillo gets an average annual snowfall of 14cm of snow per year and on average has 2 annual snowfall days. The current 10-year snowfall record is 30cm, the average snow depth at Terminillo is 37cm. Check out Terminillo historical snowfall using the grid below with average Terminillo 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.