Desemboque, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Desemboque, Sonora, Mexico, is known for its proximity to the Gulf of California and its traditional Seri indigenous community. The best time to travel to Desemboque, Mexico, is from November to April, with average air temperatures around 70-80°F (21-27°C) and water temperatures around 68-75°F (20-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!