Iuiak, Vanuatu offers 1 beach perfect for sunbathing, surfing, swimming, and more. Iuiak, Tafea, Vanuatu, is known for its stunning natural landscapes and cultural experiences. The best time to travel to Iuiak, Vanuatu, is from May to October, with average air temperatures around 25-28°C (77-82°F) and water temperatures about 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!