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World Weather & Climate Information

Climate and average weather in Japan

An archipelago in the Pacific, Japan is separated from the east coast of Asia by the Sea of Japan. It is an archipelago of 6,852 islands. The four largest islands are Honshu, Hokkaido, Kyushu and Shikoku, together accounting for 97% of Japan's land area. Most of the islands are mountainous, many volcanic. Japan has the world's tenth-largest population, with about 128 million people.

The climate varies widely from one region to region. Basically, 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.

Interested in more detailed information on the Weather and Climate in Japan?

Please select the city you wish to travel to, or the one closest to your destination, in or above the map. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical weather data like humidity, wind speed and water temperature.

Islands of Japan

Regions in Japan

Popular places in Japan

Select a city to see its average temperature, precipitation and hours of sunshine over the year.

SHOW ALL PLACES IN JAPAN ยป