Kumamoto Weather Averages

Climate averages for Kumamoto based on 10 years of historical data.

Average Kumamoto temperatures by month

Avg high

10°

J

12°

F

16°

M

20°

A

24°

M

27°

J

30°

J

32°

A

29°

S

24°

O

19°

N

12°

D

Avg low

3°

J

4°

F

7°

M

11°

A

15°

M

19°

J

23°

J

25°

A

22°

S

16°

O

11°

N

5°

D

Average rainfall in Kumamoto by month

Rainfall (mm)

76

J

111

F

164

M

183

A

263

M

471

J

448

J

275

A

219

S

117

O

113

N

72

D

Sunshine hours in Kumamoto by month

Sunshine (h/day)

3

J

3

F

4

M

4

A

4

M

4

J

2

J

3

A

3

S

4

O

4

N

3

D

Humidity in Kumamoto by month

Average humidity

68%

J

66%

F

67%

M

68%

A

71%

M

78%

J

80%

J

74%

A

74%

S

68%

O

67%

N

66%

D

Sea temperature in Kumamoto by month

Sea temp

12°

J

11°

F

13°

M

16°

A

20°

M

23°

J

28°

J

30°

A

29°

S

24°

O

20°

N

15°

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine	Sea Temp
Pogoda w styczniu	10°C	3°C	76 mm	3.2h	11.7°C
Pogoda w lutym	12°C	4°C	111 mm	3.1h	11.0°C
Pogoda w marcu	16°C	7°C	164 mm	3.8h	12.6°C
Pogoda w kwietniu	20°C	11°C	183 mm	4.2h	16.1°C
Pogoda w maju	24°C	15°C	263 mm	4.4h	19.5°C
Pogoda w czerwcu	27°C	19°C	471 mm	3.7h	23.1°C
Pogoda w lipcu	30°C	23°C	448 mm	2.3h	27.7°C
Pogoda w sierpniu	32°C	25°C	275 mm	3.4h	29.8°C
Pogoda we wrześniu	29°C	22°C	219 mm	3.0h	28.6°C
Pogoda w październiku	24°C	16°C	117 mm	4.2h	24.1°C
Pogoda w listopadzie	19°C	11°C	113 mm	4.2h	19.8°C
Pogoda w grudniu	12°C	5°C	72 mm	3.1h	15.0°C