Mont Dore, New Caledonia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mont Dore is known for its proximity to the Blue River Provincial Park and the Madeleine Waterfalls. The best time to travel to Mont Dore, New Caledonia, is from September to November, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 23°C (73°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!