Best Time to Visit Yamaguchi
Best time: Oct, Nov, May, Jul.
Aug is warmest (30.4°C high); Jul is rainiest (300 mm).
Yamaguchi weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 8.3 | 0.3 | 72 | 3.4 |
| Feb | 9.1 | 0.8 | 88 | 4.3 |
| Mar | 12.6 | 3.3 | 134 | 5.8 |
| Apr | 18 | 8.6 | 192 | 7.3 |
| May | 22.3 | 13.2 | 181 | 8.1 |
| Jun | 25.4 | 17.9 | 299 | 7.4 |
| Jul | 29.2 | 22.2 | 300 | 7.8 |
| Aug | 30.4 | 22.9 | 149 | 8 |
| Sep | 26.7 | 18.7 | 192 | 6.3 |
| Oct | 21.7 | 12.5 | 102 | 5.4 |
| Nov | 16.2 | 7.1 | 76 | 4 |
| Dec | 11.1 | 2.2 | 58 | 3.2 |
Average high temperature
Best months by activity
Overall: OctNovMayJul
Beaches: AugJul
Hiking: NovMayDec
Sightseeing: OctNovMay
Yamaguchi quick facts
What to pack
Cold months (Jan, Feb, Mar, Dec): warm layers and a coat.
Wet months (Mar, Apr, May, Jun, Jul, Aug, Sep, Oct): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Yamaguchi?
Oct, Nov, May, Jul.
What is the rainiest month?
Jul, about 300 mm.
What is the warmest month?
Aug, with average highs of 30.4°C.
Where to stay
See Yamaguchi hotels · Book Yamaguchi tours & activities
All destinations · Best time to visit Tokyo · Best time to visit Kyoto · Best time to visit Fuji · Best time to visit Atsugi
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.