Yonago, Japan offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Yonago is known for its proximity to Mount Daisen and the Kaike Onsen hot spring resort. The best time to travel to Yonago, Japan, is in late spring (May), when the average air temperature is around 18°C (64°F) and the average water temperature is about 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!