Laurel Hollow, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Laurel Hollow is known for the Cold Spring Harbor Laboratory and the nearby Planting Fields Arboretum State Historic Park. The best time to travel to Laurel Hollow, United States, is during late spring to early fall (May to September) when the average air temperature ranges from 60°F to 80°F and the water temperature is around 60°F to 70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!