Polihale State Park, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Polihale State Park is known for its expansive and remote beach on the island of Kauai, offering stunning views of the Napali Coast and the vast Pacific Ocean. The best time to visit Polihale State Park is from April to October, with average air temperatures around 75-85°F and water temperatures ranging from 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!