Spring (March–May): Average 12.8–21.0°C, mild climate but with abundant rainfall, especially from March to May. Common activities: Flower viewing (e.g., cherry blossoms, azaleas), outdoor excursions. Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
Summer (June–August): Average 24.5–29.9°C, hot and humid with abundant rainfall, especially in June and July. Common activities: Visiting summer resorts, water activities. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 20.4–27.6°C, comfortable and pleasant climate with less rainfall. Common activities: Mountain climbing, hiking, visiting historical sites. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
Winter (December–February): Average 7.6–8.3°C, cold and dry with less rainfall. Common activities: Hot spring trips, indoor activities. Recommended clothing: Warm coat, sweater, scarf, gloves.
Kumamoto climatological average
Annual average temperature: approx. 18°C / Annual rainfall: approx. 2079 mm / Summer humidity: 70%–80% / Rainiest month: July
Kumamoto monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.6°C
56.5
February
8.3°C
92.7
March
12.8°C
226.3
April
17.7°C
215.9
May
21°C
274
June
24.5°C
369.8
July
28.6°C
371.5
August
29.9°C
165.2
September
27.6°C
92.3
October
20.4°C
96
November
15.1°C
81.8
December
7.6°C
37.8
Kumamoto weather for the next seven days
10/12
Sunday
Sunny
31.9°C/23.4°C
10/13
Monday
Sunny
29.7°C/21.9°C
10/14
Tuesday
Patchy rain nearby
28.6°C/21.7°C
10/15
Wednesday
Patchy rain nearby
28.9°C/22.2°C
10/16
Thursday
Patchy rain nearby
27.4°C/21.8°C
10/17
Friday
Sunny
28.6°C/18.8°C
10/18
Saturday
Partly Cloudy
27.6°C/20.8°C
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