Grace Bay, Turks and Caicos offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Grace Bay, Caicos Islands, Turks and Caicos, is known for its stunning Grace Bay Beach, which is frequently ranked among the world's best beaches. The best time to travel to Grace Bay, 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!