Zell am See, Austria offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Zell am See is known for its stunning Lake Zell, the Schmittenhohe mountain, and the Kitzsteinhorn glacier. The best time to travel to Zell am See, Austria, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the lake water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!