Long Hai Township, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Long Hai Township is known for its Minh Dam Mountain and Long Hai Beach in regard to tourism. The best time to travel to Long Hai Township, Vietnam, is from December to April, when the average air temperature is around 27°C (81°F) and the water temperature is approximately 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!