Iwami, Japan offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Neskaupstaour is known for the Norðfjörður fjord and the annual Eistnaflug music festival. The best time to travel to Iwami, Japan, is in May when the average air temperature is around 18°C (64°F) and the average water temperature is approximately 17°C (63°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!