Kapolei, United States offers 9 beaches perfect for sunbathing, surfing, swimming, and more. Kapolei is known for the Ko Olina Resort, Wet'n'Wild Hawaii, and the Ka Makana Ali'i shopping center. The best time to travel to Kapolei, United States, is from April to October, with average air temperatures around 75-85°F and water temperatures around 75-80°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!