Which is the hottest month in Kumamoto?

The hottest time of year in Kumamoto is normally August. Expect maximum daytime temperatures to reach 33°C with very high heat and humidity.

Which month has the most rain in Kumamoto?

In terms of rainfall, June is usually the wettest month in Kumamoto with 396mm on average. There are normally 19 days in June with some rain.

When is it sunniest in Kumamoto?

The sunniest time of year in Kumamoto is normally August with bright sunshine on average for 50% of daylight hours; that's 7 hours of sunshine per day.

When is the sea warmest in Kumamoto?

The sea is usually at its warmest in Kumamoto in August when the water temperature reaches 27°C.

Best time to visit Kumamoto

Q: When is the best time to visit Kumamoto?

The best time to visit Kumamoto is May and October based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Kumamoto by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Kumamoto?

The best time to visit Kumamoto is May and October based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0.5
Jan
0.5
Feb
1
Mar
3
Apr
4
May
3.5
Jun
2.5
Jul
2
Aug
3
Sep
4
Oct
1.5
Nov
0.5
Dec

Change criteria

Max Day Temperature (°C)

10
Jan
11
Feb
15
Mar
21
Apr
25
May
28
Jun
31
Jul
33
Aug
29
Sep
24
Oct
18
Nov
13
Dec

Hours of Sunshine (daily)

4
Jan
5
Feb
5
Mar
5
Apr
6
May
5
Jun
6
Jul
7
Aug
5
Sep
6
Oct
5
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Japan (Kumamoto) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)