Chattanooga, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chattanooga is known for the Tennessee Aquarium, Lookout Mountain, and the Chattanooga Choo Choo. The best time to travel to Chattanooga is in the spring (April to June) when the average air temperature is around 60-80°F and the Tennessee River water temperature is approximately 60-70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!