Isla Espiritu Santo, Mexico offers 1 beach perfect for sunbathing, surfing, swimming, and more. Isla Espiritu Santo is known for its stunning natural beauty, including the Sea of Cortez, Balandra Beach, and its diverse marine life. The best time to travel to Isla Espiritu Santo, Mexico, is from November to April, with average air temperatures around 75-85°F (24-29°C) and water temperatures ranging from 70-75°F (21-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!