Casa Fortuna, Mexico offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Casa Fortuna is known for its luxurious beachfront resorts and stunning views of the Sea of Cortez. The best time to travel to Casa Fortuna, Mexico, is between November and April, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 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!