Fuschl am See, Austria offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fuschl am See is known for its picturesque Lake Fuschl and the luxurious Fuschl Castle. The best time to travel to Fuschl 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 water temperature is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!