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Kumamoto

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Best time to visit Kumamoto

Data source:Meteostat
Last updated:2025-09

Weather in Kumamoto throughout the year

  • Spring (March–May): Average 55–69°F, 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 76–85°F, 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 68–81°F, 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 45–46°F, cold and dry with less rainfall. Common activities: Hot spring trips, indoor activities. Recommended clothing: Warm coat, sweater, scarf, gloves.

Weather in Kumamoto

Annual average temperature: approx. 64.4°F / Annual rainfall: approx. 2079 mm / Summer humidity: 70%–80% / Rainiest month: July

Kumamoto weather by month

Month
Temperature (°F)
Rainfall (mm)
January
43.9°F
56.5
February
46.9°F
92.7
March
55°F
226.3
April
63.9°F
215.9
May
69.8°F
274
June
76.1°F
369.8
July
83.5°F
371.5
August
85.8°F
165.2
September
81.7°F
92.3
October
68.7°F
96
November
59.2°F
81.8
December
45.7°F
37.8

7-day weather forecast for Kumamoto

10/29
Thursday
Sunny
70.9°F/51.9°F
10/30
Friday
Patchy rain nearby
68.8°F/59.4°F
10/31
Saturday
Sunny
70.7°F/54.9°F
11/1
Sunday
Sunny
71.1°F/50.7°F
11/2
Monday
Patchy rain nearby
69.8°F/59.4°F
11/3
Tuesday
Partly Cloudy
68.5°F/54.9°F
11/4
Wednesday
Partly Cloudy
69.4°F/54°F