Bay Park, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Bay Park, New York, United States, is known for its proximity to the scenic Hewlett Bay and the popular Bay Park Golf Course. The best time to travel to Bay Park, United States, is during late spring to early summer 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!