Kahului, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Kahului is known for the Maui Nui Botanical Gardens and the Alexander & Baldwin Sugar Museum. The best time to travel to Kahului is from April to October, with average air temperatures around 75-88°F and water temperatures about 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!