Okinawa weather in August

August in Okinawa: hot, soaked, with clean air — a great time to visit.

#5 of 12 months in Okinawa · #374 of 604 destinations to visit in August · comfort 74/100 (tier B)

Updated June 2026 · climate normals from ERA5 reanalysis

Okinawa climate normals — August

Daytime high29°C / 84°F🥵 hot
Nighttime low27°C / 80°F
Feels like (high)33°C / 91°F
Rainfall246 mm / 9.7 in⛈ soaked
Rainy days15 days
Humidity82%💦 very humid
Dew point25°C / 76°F
Sunshine10.4 h/day
Daylight13 h
Wind31 km/h / 19 mph
Air quality (US AQI)45🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Okinawa?

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Okinawa in August — FAQ

Is August a good time to visit Okinawa?
August in Okinawa: hot, soaked, with clean air — a great time to visit. It ranks #5 of 12 months for Okinawa on SeasonMap's comfort score (74/100).
What is the weather like in Okinawa in August?
In August, Okinawa averages a daily high of 28.7°C and a low of 26.9°C, with about 245.9 mm of rain over roughly 14.6 rainy days.
What is the air quality in Okinawa in August?
Okinawa has a mean US Air Quality Index of about 45 in August.

Other months in Okinawa

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