Kumamoto weather live forecast

Today's maximum temperature in Kumamoto is expected to be 27°C. Select a day from the live weather forecast for Kumamoto, Japan for more weather parameters.

Sunday
6th Sep
27

25

0

4
Monday
7th Sep
30

26

2

7
Tuesday
8th Sep
31

26

4

5
Wednesday
9th Sep
30

25

3

3
Thursday
10th Sep
29

24

2

7

5-day weather forecast updated at 04:00 on Sunday 6th September 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 Sunday 6th September 2026

Expect mostly cloudy with light rain in Kumamoto, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a gentle breeze of 15 kph from the north.

27
°C maximum temperature
25
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
4
UV index (Moderate)
40
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
15
kph wind from N

Kumamoto weather for Monday 7th September 2026

Expect broken clouds in Kumamoto, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

30
°C maximum temperature
26
°C minimum temperature
broken clouds
2
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from N

Kumamoto weather for Tuesday 8th September 2026

Expect mostly cloudy with light rain in Kumamoto, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 13 kph from the north.

31
°C maximum temperature
26
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
5
UV index (Moderate)
25
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from N

Kumamoto weather for Wednesday 9th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 18 kph from the north.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
44
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from N

Kumamoto weather for Thursday 10th September 2026

Expect broken clouds in Kumamoto, Japan with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.