How much snow has Château d'Oex gotten this season and over the last few ski seasons? Château d'Oex gets an average annual snowfall of 231cm of snow per year and on average has 16 snowfall days. Check out Château d'Oex historical snowfall using the grid below with average Château d'Oex snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.