Vinh Yen, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Khanh Hoa, Vietnam, is known for Nha Trang, a coastal city famous for its beautiful beaches and vibrant marine life. The best time to travel to Vinh Yen, Vietnam, is from November to April, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 22-25°C (72-77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!