Phuong 5, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Phuong 5, Ba Ria Vung Tau, Vietnam, is known for its proximity to the popular tourist destination of Vung Tau Beach. The best time to travel to Phuong 5, Vietnam, is from December to April, with average air temperatures around 25-30°C (77-86°F) and water temperatures approximately 26-29°C (79-84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!