Santa Eulalia del Rio, Spain offers 17 beaches perfect for sunbathing, surfing, swimming, and more. Santa Eulalia del Rio is known for its beautiful beaches, the Puig de Missa church, and the Santa Eulalia River. The best time to travel to Santa Eulalia del Rio, Spain, is from May to October, with average air temperatures around 70-80°F (21-27°C) and water temperatures ranging from 70-77°F (21-25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!