Lake Santeetlah, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Lake Santeetlah is known for the Great Smoky Mountains National Park and the Cherohala Skyway. The best time to travel to Lake Santeetlah is in late spring or early fall when the average air temperature is around 70-75°F and the water temperature is approximately 65-70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!