Santo Domingo Este, Dominican Republic offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Santo Domingo Este is known for the Columbus Lighthouse and the National Aquarium. The best time to travel to Santo Domingo Este is from December to April, with average air temperatures around 77-86°F (25-30°C) and water temperatures about 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!