Phu Lien, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Phu Lien, Nghe An, Vietnam, is known for its proximity to the scenic Pu Mat National Park. The best time to travel to Phu Lien, Vietnam, is from November to April, with average air temperatures around 20-25°C (68-77°F) and water temperatures approximately 24-28°C (75-82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!