Abashiri, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Abashiri is known for the Abashiri Prison Museum and the drift ice of the Sea of Okhotsk. The best time to travel to Abashiri, Japan, is from June to September, with average air temperatures ranging from 15°C to 22°C and water temperatures around 15°C to 20°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!