Balatonszemes, Hungary offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Balatonszemes is known for Lake Balaton, the largest lake in Central Europe, which is a popular destination for water sports and relaxation. The best time to travel to Balatonszemes, Hungary, is during the summer months of June to August, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 22°C (72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!