Trinidad, United States offers 15 beaches perfect for sunbathing, surfing, swimming, and more. Trinidad, California, United States, is known for its picturesque Trinidad Head, the historic Trinidad Memorial Lighthouse, and the nearby Patrick's Point State Park. The best time to visit Trinidad, United States, is during the summer months of June to August, when the average air temperature is around 65-75°F and the water temperature is approximately 50-60°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!