West Liberty, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. West Liberty, Pennsylvania, United States, is known for its proximity to Slippery Rock University and the Jennings Environmental Education Center. The best time to travel to West Liberty, 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 60°F (16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!