Kumamoto weather live forecast

Today's maximum temperature in Kumamoto is expected to be 34°C. Select a day from the live weather forecast for Kumamoto, Japan for more weather parameters.

Monday
31st Aug
34

28

7

8
Tuesday
1st Sep
35

27

8

8
Wednesday
2nd Sep
36

27

7

9
Thursday
3rd Sep
35

27

9

8
Friday
4th Sep
34

27

8

1

5-day weather forecast updated at 04:00 on Sunday 30th August 2026 GMT

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The 5-day weather forecast for Japan (Kumamoto) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Kumamoto weather forecast by day

Below are the detailed weather forecasts for Kumamoto for the next 5 days.

Kumamoto weather for Monday 31st August 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a light breeze of 10 kph from the west.

34
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
8
UV index (Very High)
54
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
10
kph wind from W

Kumamoto weather for Tuesday 1st September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a light breeze of 8 kph from the east.

35
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
31
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
8
kph wind from E

Kumamoto weather for Wednesday 2nd September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a light breeze of 8 kph from the east.

36
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
53
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
8
kph wind from E

Kumamoto weather for Thursday 3rd September 2026

Expect scattered clouds in Kumamoto, Japan with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

35
°C maximum temperature
27
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
10
kph wind from E

Kumamoto weather for Friday 4th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 10-20 mm of rainfall expected with 69% chance of some rain and a light breeze of 11 kph from the east.