Lihue, United States offers 8 beaches perfect for sunbathing, surfing, swimming, and more. Lihue is known for the Wailua Falls and the Kauai Museum. The best time to travel to Lihue, United States, is from April to June, with average air temperatures around 75-85°F and water temperatures near 75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!