El Terron, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. El Terron, Andalusia, Spain, is known for its proximity to the Doñana National Park and the scenic beauty of the Odiel Marshes. The best time to travel to El Terron, Spain, is in late spring or early fall when the average air temperature is around 70-80°F (21-27°C) and the water temperature is approximately 68-72°F (20-22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!