Kumamoto weather live forecast

Today's maximum temperature in Kumamoto is expected to be 28°C. Select a day from the live weather forecast for Kumamoto, Japan for more weather parameters.

Tuesday
26th May
28

22

1

UV5
Wednesday
27th May
27

23

0

UV3
Thursday
28th May
27

23

0

UV1
Friday
29th May
28

20

5

UV9
Saturday
30th May
31

18

9

UV10

5-day weather forecast updated at 04:00 on Monday 25th May 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 Tuesday 26th May 2026

Expect overcast skies in Kumamoto, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

28
°C maximum temperature
22
°C minimum temperature
overcast skies
1
hour of sunshine
UV5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
10
kph wind from E

Kumamoto weather for Wednesday 27th May 2026

Expect isolated thunderstorms in Kumamoto, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 91% chance of some rain and a light breeze of 10 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
UV3
UV index (Moderate)
91
% chance of some rain
<40
mm of rainfall expected
L
low heat & humidity
10
kph wind from SE

Kumamoto weather for Thursday 28th May 2026

Expect cloudy with some rain in Kumamoto, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a light breeze of 12 kph from the south-west.

27
°C maximum temperature
23
°C minimum temperature
cloudy with some rain
0
hours of sunshine
UV1
UV index (Low)
68
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
12
kph wind from SW

Kumamoto weather for Friday 29th May 2026

Expect mostly cloudy with light rain in Kumamoto, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and a light breeze of 12 kph from the west.

28
°C maximum temperature
20
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
UV9
UV index (Very High)
6
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
12
kph wind from W

Kumamoto weather for Saturday 30th May 2026

Expect scattered clouds in Kumamoto, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-west.