Villanueva, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. Villanueva, Asturias, Spain, is known for its proximity to the stunning Picos de Europa National Park. The best time to travel to Villanueva, Spain, is in late spring (May to June) when the average air temperature is around 20-25°C (68-77°F) and 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!