Rancho Viejo, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rancho Viejo is known for its proximity to the Sierra de la Laguna mountains and the nearby town of Todos Santos. The best time to travel to Rancho Viejo, Mexico, is from November to April, with average air temperatures around 75°F (24°C) and water temperatures near 80°F (27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!