Bueu, Spain offers 52 beaches perfect for sunbathing, surfing, swimming, and more. Bueu is known for its beautiful beaches and as a gateway to the stunning Ons Island in Galicia, Spain. The best time to travel to Bueu, Spain, is during late spring to early autumn (May to September), when the average air temperature ranges from 18°C to 25°C (64°F to 77°F) and the average sea temperature is around 17°C to 20°C (63°F to 68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!