Kumamoto weather in July 2026

Q: How hot is it in Kumamoto in July?

Daytime temperatures usually reach 29°C in Kumamoto in July with high heat and humidity, falling to 22°C at night.

Q: How sunny is it in Kumamoto in July?

There are normally 5 hours of bright sunshine each day in Kumamoto in July - that's 31% of daylight hours.

Q: How warm is the sea around Kumamoto in July?

The average sea temperature around Kumamoto in July is 24°C.

Q: Does it rain in Kumamoto in July?

There are usually 19 days with some rain in Kumamoto in July and the average monthly rainfall is 128mm.

Q: What is the chance of a typhoon in Kumamoto in July?

On average less than 1 day in July in Kumamoto is likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 88°F in Kumamoto, Japan in July and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 20 days with some rainfall and typically 15.3 inches of rainfall in the month.

88
88°F max day temperature
6
6 hours of sunshine per day
20
20 days with some rainfall
75
75°F min night temperature
14
14 hours of daylight per day
VH
Very High heat & humidity
15.3
15.3 inches of monthly rainfall
11
11 (Extreme) UV index
79
79°F sea temperature

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The July weather guide for Japan (Kumamoto) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Japan

How hot is it in Kumamoto in July?

Daytime temperatures usually reach 84°F in Kumamoto in July with high heat and humidity, falling to 72°F at night.

How sunny is it in Kumamoto in July?

There are normally 5 hours of bright sunshine each day in Kumamoto in July - that's 31% of daylight hours.

How warm is the sea around Kumamoto in July?

The average sea temperature around Kumamoto in July is 75°F.

Does it rain in Kumamoto in July?

There are usually 19 days with some rain in Kumamoto in July and the average monthly rainfall is 5.0 inches.

What is the chance of a typhoon in Kumamoto in July?

On average less than 1 day in July in Kumamoto is likely to be affected by the passage of one or more tropical storms.

Kumamoto July sunrise & sunset times

Browse the sunrise and sunset times for Kumamoto in July 2026. Select a month to view Kumamoto sunrise and sunset times for the next 12 months.

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

Date	Sunrise times	Sunset times
Wednesday, 1st July 2026	05:13	19:29
Thursday, 16th July 2026	05:20	19:26
Friday, 31st July 2026	05:30	19:17

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Japan - quick facts
Flight time^✝	11.5 to 15 hours
Time difference	UK +9 hours
Language(s)	Japanese
Currency	Japanese Yen
Electricity	A + B plug (100V)
Driving side	Left
Why visit?	Culture Nature Nightlife
Tourist info	Japan National Tourism Organization