Barreiros, Spain offers 24 beaches perfect for sunbathing, surfing, swimming, and more. Barreiros is known for its stunning Praia das Catedrais, a natural beach with unique rock formations. The best time to travel to Barreiros, Spain, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!