Xuan Thanh, Vietnam offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Xuan Thanh, Binh Dinh, Vietnam, is known for its proximity to the stunning beaches of Quy Nhon and the historical site of Thap Doi Cham Towers. The best time to travel to Xuan Thanh, Vietnam, is from March to May, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 26-28°C (79-82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!