Japan stretches approximately 20 degrees of latitude, from 25 degN to 45 degN, and approximately 23 degrees of longitude, from 122 degE to 145 degE, the climate varies widely from one region to region. Japan has four distinct seasons. Spring months are March, April, and May. Summer months are June, July, and August. Autumn months are September, October, and November. Winter months are December, January, and February. Summer is hot and humid in general. During the winter, it snows a lot on the Sea of Japan side, and it is dry on the Pacific Ocean side.
Japan belongs to the temperate zone with four distinct seasons, but its climate varies from cool temperate in the north to subtropical in the south. The climate is also affected by the seasonal winds that blow from the continent to the ocean in winters and vice versa in summers. Japan is generally a rainy country with high humidity.
Japan's rainy season lasts about 40 days during the months of June and July. Also, August to October is the typhoon season in Japan. It's important to check the weather often during the typhoon season. Japan has rainfall averaging 1,700-1,800 millimeters per year.
Japan early/mid-April, mid/late-May, October, early November. The temperatures are mild