Cabo Rojo, Dominican Republic offers 16 beaches perfect for sunbathing, surfing, swimming, and more. Cabo Rojo, Pedernales, Dominican Republic, is known for Bahia de las Aguilas, a pristine beach within Jaragua National Park. The best time to travel to Cabo Rojo, Dominican Republic, is from December to April, with average air temperatures around 77-86°F (25-30°C) and water temperatures near 79-82°F (26-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!