Monthly climate guide
Miyazaki weather in August
Expect hot weather in Miyazaki in August: afternoons reach about 31°C (88°F), while nights drop to around 23°C (73°F). Around 290 mm of rain falls over the month (very wet), and skies are often cloudy. Daytime highs are about the same as July and 3°C warmer than September.
What stands out in August
- Skies are at their clearest this time of year.
- Nights stay warm, rarely below 23°C — air-conditioning helps.
- Humidity near 85% makes 31°C feel stickier than it sounds.
- Just 270 km apart, but Miyazaki runs about 2°C warmer than Kochi this month.
August is typically Miyazaki's warmest month.
Avg high
31°C
88°F
Avg low
23°C
73°F
Rainfall
290 mm
very wet
Humidity
85%
relative
Sky
57%
cloud · often cloudy
Miyazaki weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 11°C / 51°F | -1°C / 31°F | 74 mm | 82% | 60% |
| February | 12°C / 54°F | 1°C / 33°F | 125 mm | 80% | 66% |
| March | 16°C / 61°F | 4°C / 39°F | 153 mm | 79% | 63% |
| April | 20°C / 69°F | 9°C / 48°F | 194 mm | 78% | 65% |
| May | 24°C / 76°F | 14°C / 56°F | 241 mm | 80% | 72% |
| June | 26°C / 79°F | 18°C / 65°F | 645 mm | 87% | 84% |
| July | 30°C / 86°F | 22°C / 72°F | 568 mm | 86% | 66% |
| August | 31°C / 88°F | 23°C / 73°F | 290 mm | 85% | 57% |
| September | 28°C / 82°F | 20°C / 67°F | 436 mm | 86% | 71% |
| October | 23°C / 74°F | 14°C / 57°F | 199 mm | 84% | 60% |
| November | 18°C / 65°F | 8°C / 46°F | 119 mm | 84% | 61% |
| December | 12°C / 54°F | 1°C / 34°F | 93 mm | 83% | 62% |
What to pack for August
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is August a good time to visit Miyazaki?
Compare the months in the chart above to find your ideal window.
Best time to visit Miyazaki →Other Japan cities in August
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Miyazaki weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/japan/miyazaki/august
<a href="https://weathercompare.eu/weather/japan/miyazaki/august">Miyazaki weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/japan/miyazaki" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Miyazaki weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/japan/miyazaki/august">Miyazaki weather in August</a> – WeatherCompare</p>
Miyazaki in August: quick answers
Is August a good time to visit Miyazaki?
August is one of the wetter months in Miyazaki, with about 290 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Miyazaki in August?
Average highs are about 31°C (88°F) and average lows about 23°C (73°F), based on 10 years of daily data.
Does it rain a lot in Miyazaki in August?
Miyazaki typically gets around 290 mm of rain in August — very wet.
Figures are long-term averages for the area around Miyazaki (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.