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 51–66°F, 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 73–83°F, 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 65–78°F, 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 40–43°F, 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. 62.6°F / Annual rainfall: approx. 1974 mm / Summer humidity: 70%–80% / Rainiest month: July
Yamaguchi City monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
40.6°F
54.8
February
42.8°F
102.3
March
51.1°F
136.3
April
60.3°F
212.4
May
66°F
144.4
June
73.6°F
235.5
July
81.7°F
394.4
August
83.8°F
160.6
September
78.6°F
258.5
October
65.1°F
91.1
November
55.8°F
136.4
December
43.2°F
48.1
Yamaguchi City weather for the next seven days
1/2
Friday
Light snow
34.7°F/29.1°F
1/3
Saturday
Partly Cloudy
42.2°F/26.6°F
1/4
Sunday
Overcast
50.4°F/29.2°F
1/5
Monday
Overcast
50.7°F/36.6°F
1/6
Tuesday
Patchy rain nearby
49.3°F/34.7°F
1/7
Wednesday
Patchy rain nearby
42.8°F/34°F
1/8
Thursday
Patchy light snow
41.1°F/33.1°F
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