Engadine, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Engadine, Michigan, United States, is known for the Hiawatha National Forest and its proximity to the Seney National Wildlife Refuge. The best time to travel to Engadine, United States, is in July when the average air temperature is around 70°F (21°C) and the water temperature is approximately 65°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!