Okayama weather in August
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Okayama August weather at a glance
In August, Okayama averages 29.6°C, with typical highs of 34.8°C and lows of 25.4°C. The historical average is 12 wet days and 72% humidity.
Okayama August temperature & humidity
Okayama August rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Okayama in August
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Showers are possible, so a compact umbrella is useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 34.8°C
- Morning & eveningLight layer for air-conditioned rooms · average low 25.4°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Okayama August sunrise & sunset times
2026 August · Local time (Asia/Tokyo)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-08-01 | 05:14 | 19:07 | 13h 53m |
| 2026-08-15 | 05:25 | 18:53 | 13h 28m |
| 2026-08-31 | 05:36 | 18:33 | 12h 56m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Okayama
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
August weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Okayama weather like in August?
In August, Okayama averages 29.6°C, with typical highs of 34.8°C and lows of 25.4°C. The historical average is 12 wet days and 72% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Okayama in August?
There are about 12 wet days in August. A compact umbrella is still useful.
What should I wear in Okayama in August?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Showers are possible, so a compact umbrella is useful.
What are the best months to visit Okayama?
Recent weather data rates January, April, May, October among the more comfortable months.
Where can I check Okayama weather in August in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Okayama in August?
On 2026-08-15, calculated sunrise is 05:25 and sunset is 18:53 in local time (Asia/Tokyo). Times vary by date and terrain.
Okayama weather by month
More Japan destinations in August
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations