Weather by month in Japan

Many people wonder what the weather conditions are in Japan over the year. What is the best time to visit Japan?

This page shows the average weather conditions by month in Japan over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Japan ranges from poor in Tokyo to pleasant in Ishigaki Island. January is a winter month. The temperatures range from very low in Asahikawa with -6°C (21°F) to pleasant in Ishigaki Island with 20°C (68°F). On average, this month is the coldest month of the year in Japan.

Find more detailed climate information for Japan in January here.

In February the weather in Japan ranges from poor in Tokyo to pleasant in Ishigaki Island. February is a winter month. The temperatures range from very low in Asahikawa with -6°C (21°F) to pleasant in Ishigaki Island with 20°C (68°F).

Find more detailed climate information for Japan in February here.

In March the weather in Japan ranges from poor in Tokyo to pleasant in Naha. The temperatures range from very low in Asahikawa with -2°C (28°F) to pleasant in Ishigaki Island with 21°C (70°F).

Find more detailed climate information for Japan in March here.

In April the weather in Japan ranges from poor in Sapporo to pleasant in Naha. The temperatures range from low in Nemuro with 5°C (40°F) to high in Ishigaki Island with 24°C (75°F).

Find more detailed climate information for Japan in April here.

In May the weather in Japan ranges from poor in Yakushima to pleasant in Tokyo. The temperatures range from low in Nemuro with 8°C (46°F) to high in Ishigaki Island with 27°C (80°F).

Find more detailed climate information for Japan in May here.

In June the weather in Japan ranges from poor in Naha to perfect in Hakodate. The temperatures range from low in Nemuro with 11°C (52°F) to high in Zamami with 29°C (85°F).

Find more detailed climate information for Japan in June here.

In July the weather in Japan ranges from poor in Kyoto to pleasant in Tokyo. July is a summer month. The temperatures range from moderate in Nemuro with 16°C (60°F) to very high in Zamami with 32°C (89°F).

Find more detailed climate information for Japan in July here.

In August the weather in Japan ranges from poor in Osaka to pleasant in Sapporo. August is a summer month. The temperatures range from pleasant in Nemuro with 19°C (65°F) to very high in Ako with 32°C (90°F). On average, this month is one of the warmest months of the year in Japan. So be prepared and make sure to dress lightly.

Find more detailed climate information for Japan in August here.

In September the weather in Japan ranges from poor in Yamanouchi to pleasant in Sapporo. September is a summer month. The temperatures range from moderate in Higashikawa with 17°C (62°F) to very high in Zamami with 30°C (86°F).

Find more detailed climate information for Japan in September here.

In October the weather in Japan ranges from poor in Ito to pleasant in Kyoto. The temperatures range from low in Higashikawa with 11°C (52°F) to high in Zamami with 28°C (82°F).

Find more detailed climate information for Japan in October here.

In November the weather in Japan ranges from poor in Sapporo to pleasant in Naha. The temperatures range from low in Asahikawa with 3°C (38°F) to high in Ishigaki Island with 25°C (76°F).

Find more detailed climate information for Japan in November here.

In December the weather in Japan ranges from poor in Kyoto to pleasant in Naha. December is a winter month. The temperatures range from very low in Asahikawa with -4°C (26°F) to pleasant in Miyako Island with 21°C (71°F).

Find more detailed climate information for Japan in December here.