Pocono Lake, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Pocono Lake, Pennsylvania, United States, is known for the Pocono Raceway and the scenic Pocono Mountains. The best time to travel to Pocono Lake is during the summer months of June to August, when the average air temperature is around 70-80°F and the water temperature is approximately 70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!