Bozeman, United States offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Bozeman is known for its proximity to Yellowstone National Park and Montana State University. The best time to travel to Bozeman is in the summer months of June to August, when the average air temperature is around 70-80°F (21-27°C) and water temperatures in nearby rivers and lakes are typically in the 60s°F (15-20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!