Carretera Costera Sur, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cozumel is known for its vibrant coral reefs and the famous Palancar Reef, attracting divers and snorkelers from around the world. The best time to travel to Carretera Costera Sur, Mexico, is between November and April, with average air temperatures around 75-85°F (24-29°C) and water temperatures around 78-82°F (26-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!