Cockburn Harbour, Turks and Caicos offers 10 beaches perfect for sunbathing, surfing, swimming, and more. Cockburn Harbour is known for its proximity to the stunning natural attraction of the Chalk Sound National Park. The best time to visit Cockburn Harbour, Turks and Caicos, is from December to April, with average air temperatures around 80°F (27°C) and water temperatures near 78°F (26°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!