Minor Beach, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Minor Beach, Michigan, United States, is known for its proximity to the scenic Sleeping Bear Dunes National Lakeshore. The best time to visit Minor Beach, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!