Herbster, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Herbster is known for the Apostle Islands National Lakeshore and the scenic Lake Superior shoreline. The best time to travel to Herbster, 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 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!