Sault Ste Marie, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sault Ste Marie is known for its proximity to the Great Lakes and the historic Soo Locks, offering unique opportunities for maritime tourism rather than traditional beach tourism. The best time to travel to Sault Ste Marie, United States, is in late summer, around August, when the average air temperature is about 70°F (21°C) and the water temperature in nearby lakes 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!