O Outeiro, Spain offers 8 beaches perfect for sunbathing, surfing, swimming, and more. O Outeiro, Galicia, Spain, is known for its scenic landscapes and traditional Galician culture. The best time to travel to O Outeiro, Spain, is in late spring or early fall when the average air temperature is around 68°F (20°C) and the water temperature is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!