How much snow has Veľké Ostré gotten this season and over the last few ski seasons? Veľké Ostré gets an average annual snowfall of 41cm of snow per year and on average has 6 snowfall days. Check out Veľké Ostré historical snowfall using the grid below with average Veľké Ostré snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.