Kumamoto Weather Year-Round — Best Time to Visit
Kumamoto, Japan has mild weather year-round. The best time to visit is October (score: 80/100). Annual average high: 20.3°C, total rainfall: 1884mm.
When is the best time to visit Kumamoto?
80
October is the best month to visit Kumamoto with a travel score of 80/100 (Excellent).
Expect highs of 23.1°C, 8 rain days, and 8.3 hours of daily sunshine.
View October weather details →Travel Score by Month
58
Jan
61
Feb
64
Mar
71
Apr
77
May
66
Jun
70
Jul
77
Aug
77
Sep
80
Oct
70
Nov
62
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Kumamoto each month?
20.3°C
Avg High
12.9°C
Avg Low
1884mm
Annual Rain
How much rain does Kumamoto get?
Kumamoto receives 1884mm of rain annually. The wettest month is typically June with 385mm, while January is the driest.
What is the weather like each month in Kumamoto?
January
58
9°C
Low: 3°C
9 rain days
Mixed
February
61
11°C
Low: 3°C
10 rain days
Good
March
64
15°C
Low: 6°C
12 rain days
Good
April
71
19°C
Low: 11°C
11 rain days
Good
May
77
24°C
Low: 15°C
12 rain days
Good
June
66
26°C
Low: 19°C
16 rain days
Good
July
70
29°C
Low: 23°C
16 rain days
Good
August
77
31°C
Low: 24°C
13 rain days
Good
September
77
28°C
Low: 21°C
11 rain days
Good
October
Best time to visit80
23°C
Low: 15°C
8 rain days
Excellent
November
70
17°C
Low: 10°C
9 rain days
Good
December
62
11°C
Low: 4°C
9 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31