Las Lisas, Dominican Republic offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Las Lisas, El Seibo, Dominican Republic, is known for its proximity to the scenic Miches Beach and the Montaña Redonda. The best time to travel to Las Lisas, 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!