Climate and Weather of Yamaguchi, Japan

In Japan you have several regions, one of which is called Yamaguchi. The most popular city in this region is Hagi, whose climate data we'll examine to provide you with an overview of what weather to expect in Yamaguchi. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

In Yamaguchi, during the months of April, May, June and October you can expect comfortable weather, with average temperatures ranging from 20°C to 27°C.

Note that the warmest month in Yamaguchi is normally August, with the temperature reaching 32°C, while January has the coolest maximum daytime temperatures, reaching 10°C.

The peak heat season generally takes place in July and August.

Precipitation in Yamaguchi varies considerably throughout the year. The wettest conditions occur in July with 270 mm of rain, while December stays relatively dry with 84 mm. The region experiences its rainy season during June, July and September, when monthly rainfall can range from 194 mm to 270 mm.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Yamaguchi, Japan?

Please select a city below the map you wish to travel to, or the one closest to your destination. 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 climate data like humidity wind speed and water temperature.