Po, Spain offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Po, Asturias, Spain, is known for its picturesque beaches and proximity to the Picos de Europa National Park. The best time to travel to Po, Spain, is during late spring or early autumn when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!