Sevierville, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Sevierville, Tennessee, United States, is known for Dollywood and the Great Smoky Mountains National Park. The best time to travel to Sevierville, United States, is in the fall (September to November) when the average air temperature is around 60-70°F, and water temperatures in nearby lakes are typically in the 60s°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!