Koya weather in July 2025

Q: How hot is it in Koya in July?

Daytime temperatures usually reach 27°C in Koya in July with low heat and humidity, falling to 20°C at night.

Q: How sunny is it in Koya in July?

There are normally 5 hours of bright sunshine each day in Koya in July - that's 38% of daylight hours.

Q: Does it rain in Koya in July?

There are usually 19 days with some rain in Koya in July and the average monthly rainfall is 248mm.

Q: What is the chance of a cyclone in Koya in July?

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

Expect 81°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Koya in July. Check more long-term weather averages for Koya in July before you book your next holiday to Japan in 2025/2026.

81
81°F max day temperature
5
5 hours of sunshine per day
19
19 days with some rainfall
68
68°F min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
9.8
9.8 inches of monthly rainfall
11
11 (Extreme) UV index

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The July weather guide for Japan (Koya) 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 Koya in July?

Daytime temperatures usually reach 81°F in Koya in July with low heat and humidity, falling to 68°F at night.

How sunny is it in Koya in July?

There are normally 5 hours of bright sunshine each day in Koya in July - that's 38% of daylight hours.

Does it rain in Koya in July?

There are usually 19 days with some rain in Koya in July and the average monthly rainfall is 9.8 inches.

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

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

Koya July sunrise & sunset times

Browse the sunrise and sunset times for Koya in July 2025. Select a month to view Koya 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
Tuesday, 1st July 2025	04:49	19:13
Wednesday, 16th July 2025	04:58	19:10
Thursday, 31st July 2025	05:08	19:00

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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