Suamico, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Suamico, Wisconsin, United States, is known for the NEW Zoo & Adventure Park. The best time to travel to Suamico, 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 nearby Green Bay is approximately 65-75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!