Purworejo, Indonesia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Cupra Marittima is known for its beautiful beaches along the Adriatic Sea and the archaeological site of the ancient Roman town of Cupra Maritima. The best time to travel to Purworejo, Indonesia, is during the dry season from May to September, with average air temperatures around 27°C (81°F) and water temperatures near 29°C (84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!