How much snow has Ustroń - Poniwiec gotten this season and over the last few ski seasons? Ustroń - Poniwiec gets an average annual snowfall of 66cm of snow per year and on average has 12 snowfall days. Check out Ustroń - Poniwiec historical snowfall using the grid below with average Ustroń - Poniwiec snow stats that includes: Average Snowfall, Biggest Snowfall, Snowfall Days and Average Base Depth.