Rock Sound, Bahamas offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rock Sound, South Eleuthera, Bahamas, is known for the Ocean Hole, a famous inland blue hole popular with tourists. The best time to travel to Rock Sound, Bahamas, is from December to April, with average air temperatures around 75-85°F (24-29°C) and water temperatures about 75-80°F (24-27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!