Rockaway Beach, United States offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Rockaway Beach is known for its scenic seven-mile stretch of sandy coastline and iconic Twin Rocks formation. The best time to visit Rockaway Beach, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!