Tairua, New Zealand offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Kosta is known for its proximity to the luxurious island of Spetses, which is a popular destination for tourists seeking beautiful beaches and vibrant nightlife. The best time to travel to Tairua, New Zealand, is during the summer months of December to February, when the average air temperature is around 22°C (72°F) and the water temperature is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!