Lake Orion, United States offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Lake Orion is known for its scenic Lake Orion itself, the historic Scripps Mansion, and the annual Dragon on the Lake festival. The best time to travel to Lake Orion, United States, is during the summer months of June to August, when the average air temperature is around 70-80°F and the water temperature is approximately 70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!