Puerto del Rosario, Spain offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Puerto del Rosario is known for its beautiful beaches and the Casa Museo Unamuno. The best time to travel to Puerto del Rosario, Spain, is from May to October, with average air temperatures around 70-80°F (21-27°C) and water temperatures around 68-75°F (20-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!