Ojo de Agua de San Telmo, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ojo de Agua de San Telmo is known for its natural spring, Ojo de Agua, which attracts visitors seeking relaxation and nature experiences. The best time to visit Ojo de Agua de San Telmo, Mexico, is from November to April, with average air temperatures around 70-80°F (21-27°C) and water temperatures around 75-80°F (24-27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!