Lexington, United States offers 12 beaches perfect for sunbathing, surfing, swimming, and more. Lexington, Tennessee, United States, is known for Beech Lake and the Natchez Trace State Park. The best time to travel to Lexington, United States, is in late spring (May), when the average air temperature is around 70°F (21°C) and water temperature in nearby lakes is approximately 65°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!