Flint, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Flint is known for the Flint Institute of Arts and the Sloan Museum of Discovery. The best time to travel to Flint, United States, is from June to August, with average air temperatures around 70-80°F and water temperatures in nearby lakes around 65-75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!