Beinan, Taiwan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Beinan, Taiwan Province, Taiwan, is known for the Beinan Cultural Park, which showcases the prehistoric Beinan archaeological site. The best time to travel to Beinan, Taiwan, is from March to May, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!