If you plan to visit multiple places, purchasing this JR pass is highly recommended as it can save you a significant amount of money. This JR pass also covers rides on the Miyajima Ferry and sightseeing buses within Hiroshima City.
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Yamaguchi City Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Yamaguchi City year round climate
Spring (March–May): Average 10.6–18.9°C, mild climate but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, comfortable long-sleeved shirt.
Summer (June–August): Average 23.1–28.8°C, hot and humid with relatively high rainfall, most rainfall in July. Common activities: Swimming at the beach, visiting summer resorts. Recommended clothing: Light and breathable clothing, sun hat.
Autumn (September–November): Average 18.4–25.9°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Mountain hiking, viewing autumn leaves. Recommended clothing: Light jacket or long-sleeved shirt.
Winter (December–February): Average 4.8–6.2°C, cold and dry with low rainfall. Common activities: Hot spring experience, indoor activities. Recommended clothing: Warm coat, sweater, scarf.
Yamaguchi City climatological average
Annual average temperature: approx. 17°C / Annual rainfall: approx. 1974 mm / Summer humidity: 70%–80% / Rainiest month: July
Yamaguchi City monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4.8°C
54.8
February
6°C
102.3
March
10.6°C
136.3
April
15.7°C
212.4
May
18.9°C
144.4
June
23.1°C
235.5
July
27.6°C
394.4
August
28.8°C
160.6
September
25.9°C
258.5
October
18.4°C
91.1
November
13.2°C
136.4
December
6.2°C
48.1
Yamaguchi City weather for the next seven days
6/27
Saturday
Patchy rain nearby
21.3°C/18.8°C
6/28
Sunday
Cloudy
26.4°C/15.9°C
6/29
Monday
Sunny
27.8°C/15.5°C
6/30
Tuesday
Patchy rain nearby
26°C/18°C
7/1
Wednesday
Moderate rain
23.5°C/19°C
7/2
Thursday
Patchy rain nearby
26.2°C/19.3°C
7/3
Friday
Patchy rain nearby
27.1°C/19°C
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