Waimanalo Beach, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Waimanalo Beach is known for its stunning Waimanalo Bay, Sea Life Park Hawaii, and the nearby Makapuu Point Lighthouse. The best time to visit Waimanalo Beach is from April to October, with average air temperatures around 80-88°F and water temperatures ranging from 77-82°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!