Phu Vang, Vietnam offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Phu Vang is known for Thuan An Beach and the Tam Giang Lagoon in regard to tourism. The best time to travel to Phu Vang, Vietnam, is from February to April, 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!