Thach Ha, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Thach Ha is known for its serene rural landscapes and traditional Vietnamese culture. The best time to travel to Thach Ha, Vietnam, is from February to April, with average air temperatures around 22-28°C (72-82°F) and water temperatures approximately 24-26°C (75-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!