Porirua, New Zealand offers 10 beaches perfect for sunbathing, surfing, swimming, and more. Porirua is known for Pataka Art + Museum and the scenic Porirua Harbour. The best time to travel to Porirua, New Zealand, is during the summer months of December to February, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!