Edisto Island, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Edisto Island is known for Edisto Beach State Park and the Botany Bay Plantation Heritage Preserve. The best time to visit Edisto Island is from April to June, with average air temperatures ranging from 70°F to 85°F and water temperatures around 70°F to 75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!