Japan Okinawa Weather in August — Climate Guide
August in Okinawa is very-high
August is very-high for Okinawa.
Korean summer break peak + typhoon peak. Hotels surge.
Travel score
Okinawa August Weather Stats
Avg High
31°C
Avg Low
26°C
Rainy Days
11
240mm total
Sunshine
7h
Daily avg
Humidity
79%
high
UV Index
11
Extreme
Wind
18 km/h
Gusts 40
Sea Temp
29°C
perfect
Crowds
Very busy
At attractions
August Sunrise & Sunset
Air Quality
PM2.5
12 μg/m³
PM10
22 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
35°C
Nighttime
27°C
Humidity and wind affect how the actual temperature feels.
Wind
18 km/h
Max gust 40 km/h
Activities Recommended for August
August Travel Pros & Cons
Pros
- Beach peak
- Korean summer break
- Kerama snorkeling peak
Cons
- Typhoon peak (Aug-Sep)
- Hotels surge
August Events & Festivals
- Korean summer break continued
- Typhoon peak
Okinawa in August — Full Picture
Korean summer break peak + typhoon peak. Hotels surge.
What to Wear & What to Pack
Hot subtropical + typhoon.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
23.7°C
18.3°C
12/mo
Summer (Jun·Jul·Aug)
Current30.3°C
25.3°C
11/mo
Autumn (Sep·Oct·Nov)
27.7°C
22.7°C
9.7/mo
Winter (Dec·Jan·Feb)
19.7°C
14.7°C
11/mo
Okinawa Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 19° | 14° | 11d·110mm | 5h | 67% | 4 | Busy | Shoulder | |
| 19° | 14° | 12d·120mm | 5h | 70% | 5 | Busy | Shoulder | |
| 21° | 16° | 12d·160mm | 6h | 73% | 6 | Busy | Shoulder | |
| April (Best) | 24° | 18° | 11d·165mm | 6h | 75% | 7 | Very busy | Peak |
| May (Best) | 26° | 21° | 13d·230mm | 6h | 78% | 9 | Very busy | Peak |
| 29° | 24° | 13d·245mm | 6h | 81% | 10 | Busy | Shoulder | |
| 31° | 26° | 9d·140mm | 8h | 79% | 11 | Very busy | Peak | |
| 31° | 26° | 11d·240mm | 7h | 79% | 11 | Very busy | Peak | |
| 30° | 25° | 12d·260mm | 7h | 78% | 10 | Busy | Shoulder | |
| October (Best) | 28° | 23° | 9d·165mm | 7h | 73% | 8 | Very busy | Peak |
| November (Best) | 25° | 20° | 8d·110mm | 6h | 70% | 6 | Busy | Shoulder |
| 21° | 16° | 10d·105mm | 5h | 67% | 4 | Busy | Peak |
View Other Months
Okinawa August Hotel Picks
Frequently Asked Questions
Is August a good time to visit Okinawa?
Okinawa in August is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Okinawa in August?
Okinawa August averages a high of 31°C and a low of 26°C.
Does it rain much in Okinawa in August?
Okinawa August averages 240mm of rainfall over about 11 rainy days.
What should I wear in Okinawa in August?
Hot subtropical + typhoon.
What time are sunrise and sunset in Okinawa in August?
Okinawa August sunrise is 06:00 and sunset is 19:10, with 13h 10min of daylight.
What's the air quality like in Okinawa in August?
Okinawa August air quality (AQI) averages 35, rated Good. PM2.5 averages 12μg/m³.
What activities are recommended in Okinawa in August?
In August, Okinawa is great for Beach, Kerama Islands, Snorkeling.
Is August peak season in Okinawa?
Okinawa August crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Okinawa
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.