Uchinada, Japan offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Dunmore Settlement is known for its proximity to Dean's Blue Hole, one of the world's deepest blue holes, attracting divers and tourists. The best time to travel to Uchinada, Japan, is from late spring to early summer (May to June) when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!