Carpinteria, United States offers 10 beaches perfect for sunbathing, surfing, swimming, and more. Carpinteria is known for its annual California Avocado Festival and Carpinteria State Beach. The best time to travel to Carpinteria, United States, is from June to September, with average air temperatures around 70-75°F and water temperatures around 65-70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!