Omaui, New Zealand offers 1 beach perfect for sunbathing, surfing, swimming, and more. Omaui is known for Omaui Scenic Reserve, which offers picturesque walking tracks and stunning views of the Southland coast. The best time to travel to Omaui, New Zealand, is during the summer months of December to February, when the average air temperature is around 18-22°C (64-72°F) and the water temperature is approximately 14-16°C (57-61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!