Superior, United States offers 9 beaches perfect for sunbathing, surfing, swimming, and more. Superior is known for the SS Meteor Whaleback Ship Museum and the Richard I. Bong Veterans Historical Center. The best time to travel to Superior, 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 in Lake Superior is approximately 55-65°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!