Kumamoto weather live forecast

Today's maximum temperature in Kumamoto is expected to be 31°C. Select a day from the live weather forecast for Kumamoto, Japan for more weather parameters.

Saturday
12th Sep
31

25

5

7
Sunday
13th Sep
30

26

5

9
Monday
14th Sep
30

25

6

8
Tuesday
15th Sep
27

24

6

2
Wednesday
16th Sep
29

24

4

7

5-day weather forecast updated at 04:00 on Thursday 10th 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 Saturday 12th September 2026

Expect broken clouds in Kumamoto, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

31
°C maximum temperature
25
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from W

Kumamoto weather for Sunday 13th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a light breeze of 7 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
69
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from E

Kumamoto weather for Monday 14th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 81% chance of some rain and a light breeze of 9 kph from the north-east.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
81
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from NE

Kumamoto weather for Tuesday 15th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a light breeze of 7 kph from the east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
2
UV index (Low)
90
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Kumamoto weather for Wednesday 16th September 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 96% chance of some rain and a light breeze of 9 kph from the west.