Castleton, United States offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Castleton, Vermont, United States, is known for Lake Bomoseen and the Green Mountain College. The best time to travel to Castleton, United States, is in late spring (May), when the average air temperature is around 65°F (18°C) and water temperature is approximately 55°F (13°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!
