El Centenario, Mexico offers 2 beaches perfect for sunbathing, surfing, swimming, and more. El Centenario is known for its proximity to La Paz and the beautiful beaches of the Sea of Cortez. The best time to travel to El Centenario, Mexico, is from November to April, with average air temperatures around 75°F (24°C) and water temperatures near 72°F (22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!