Ishigaki weather in August 2025

Expect 88°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ishigaki in August. Check more long-term weather averages for Ishigaki in August before you book your next holiday to Japan in 2025/2026.

  • 88°F maximum daytime temperature in August in Ishigaki88
    88°F max day temperature
  • 7 hours of sunshine per day
  • 22 days with some rainfall in August in Ishigaki22
    22 days with some rainfall
  • 79°F minimum night-time temperature in August in Ishigaki79
    79°F min night temperature
  • 13 hours of daylight per day in August in Ishigaki13
    13 hours of daylight per day
  • Very high heat & humidity in August in IshigakiVH
    Very High heat & humidity
  • 9.3 inches monthly rainfall in August in Ishigaki9.3
    9.3 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Ishigaki11
    11+ (Extreme) UV index
  • 84°F sea temperature in August in Ishigaki84
    84°F sea temperature

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The August weather guide for Japan (Ishigaki) 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)

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How hot is it in Ishigaki in August?

Daytime temperatures usually reach 88°F in Ishigaki in August with very high heat and humidity, falling to 79°F at night.

How sunny is it in Ishigaki in August?

There are normally 7 hours of bright sunshine each day in Ishigaki in August - that's 56% of daylight hours.

How warm is the sea around Ishigaki in August?

The average sea temperature around Ishigaki in August is 84°F.

Does it rain in Ishigaki in August?

There are usually 22 days with some rain in Ishigaki in August and the average monthly rainfall is 9.3 inches.

What is the chance of a typhoon in Ishigaki in August?

On average 3.7 days in August in Ishigaki are likely to be affected by the passage of one or more tropical storms.

Ishigaki August sunrise & sunset times

Browse the sunrise and sunset times for Ishigaki in August 2025. Select a month to view Ishigaki sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:12 19:27
Saturday, 16th August 2025 06:18 19:16
Sunday, 31st August 2025 06:24 19:03

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