 Aomori Prefecture
Akita Prefecture
Iwate Prefecture

Hachimantai has a humid continental climate (Köppen climate classification "Dfa"), the same as much of Hokkaido to the north, characterized by mild summers and cold winters with heavy snowfall.The average annual temperature in Hachimantai is 9.3 °C.The average annual rainfall is 1387 mm with September as the wettest month and February as the driest month.