Kings Park, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Kings Park, New York, United States, is known for the historic Kings Park Psychiatric Center. The best time to travel to Kings Park, United States, is during late spring (May to June) when the average air temperature is around 60-75°F and the water temperature is approximately 55-65°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!