Arecibo, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Arecibo is known for its beautiful beaches and the historic Arecibo Lighthouse and Historical Park. The best time to travel to Arecibo, United States, is from December to April, with average air temperatures around 75-85°F and water temperatures near 79-82°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!