How much snow has Les Monts d'Olmes gotten this season and over the last few ski seasons? Les Monts d'Olmes gets an average annual snowfall of 259cm of snow per year and on average has 18 annual snowfall days. The current 10-year snowfall record is 60cm, the average snow depth at Les Monts d'Olmes is 72cm. Check out Les Monts d'Olmes historical snowfall using the grid below with average Les Monts d'Olmes 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.