Spring (March–May): Average 51–66°F, mild and rainy with occasional showers, but also many sunny days. Common activities: flower viewing, hiking, visiting Hagi Castle Ruins. Recommended clothing: light jacket, long-sleeved shirt, comfortable walking shoes.
Summer (June–August): Average 73–83°F, hot and humid with heavier rainfall, especially in July. Common activities: beach activities, visiting museums, trying local cuisine. Recommended clothing: breathable short-sleeved clothing, light shorts, sun protection clothing, rain gear.
Autumn (September–November): Average 55–78°F, comfortable and pleasant with gradually decreasing rainfall and abundant sunshine. Common activities: viewing autumn leaves, hiking, visiting traditional buildings. Recommended clothing: long-sleeved shirt, light jacket, comfortable walking shoes.
Winter (December–February): Average 40–43°F, cold and dry with little rainfall. Common activities: onsen (hot springs), indoor activities, trying local cuisine. Recommended clothing: warm coat, scarf, hat, gloves.
Hagi climatological average
Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1974 mm / Summer humidity: 70%–80% / Rainiest month: July
Hagi 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
83.3°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
Hagi weather for the next seven days
5/15
Friday
Sunny
72.6°F/56.6°F
5/16
Saturday
Sunny
72.7°F/58.2°F
5/17
Sunday
Sunny
75.8°F/58.2°F
5/18
Monday
Sunny
76.3°F/59.5°F
5/19
Tuesday
Sunny
77.1°F/61.7°F
5/20
Wednesday
Patchy rain nearby
72.4°F/61.1°F
5/21
Thursday
Patchy rain nearby
66.9°F/62.7°F
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