San Mateo, United States offers 5 beaches perfect for sunbathing, surfing, swimming, and more. San Mateo is not typically known for travel and beach tourism. The best time to travel to San Mateo, United States, is from June to September, when the average air temperature is around 70-75°F and the nearby Pacific Ocean water temperature is approximately 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!
