Fukushima, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fukushima is known for the Fukushima Daiichi Nuclear Power Plant disaster site and its recovery efforts. The best time to travel to Fukushima, Japan, is in late spring (May), when the average air temperature is around 18°C (64°F) and the average water temperature is approximately 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!