Republic, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Republic, Washington, United States, is known for its rich fossil history and the Stonerose Interpretive Center where visitors can dig for fossils. The best time to travel to the Dominican Republic is from December to April, with average air temperatures around 77-82°F (25-28°C) and water temperatures around 78-82°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!