Illgen City, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Illgen City is known for its proximity to the scenic North Shore of Lake Superior, offering beautiful natural landscapes and outdoor recreational activities. The best time to travel to Illgen City, United States, is during the summer months of June to August, when the average air temperature is around 70°F (21°C) and the water temperature in nearby Lake Superior is approximately 55°F (13°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!