Yubetsu, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Yubetsu is known for its stunning tulip fields that attract tourists each spring. The best time to travel to Yubetsu, Japan, is in late spring (May), when the average air temperature is around 15°C (59°F) and the water temperature is approximately 10°C (50°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!