Nam Phu, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Nam Phu, Thai Binh, Vietnam, is known for the Keo Pagoda, a historic Buddhist temple with unique architecture and cultural significance. The best time to travel to Nam Phu, Vietnam, is from November to April, with average air temperatures around 70-85°F (21-29°C) and water temperatures near 77-82°F (25-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!