San Gregorio, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. San Gregorio, California, United States, is known for the San Gregorio State Beach and the historic San Gregorio General Store. The best time to visit San Gregorio, United States, is from June to September, with average air temperatures around 65-75°F and water temperatures near 55-60°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!
