Ashland, United States offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Ashland, Wisconsin, United States, is known for its historic murals and proximity to the Apostle Islands National Lakeshore. The best time to travel to Ashland, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and water temperatures in nearby lakes and rivers are typically in the mid-60s°F (around 18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!