Monthly climate guide
Tokyo weather in August
August in Tokyo is typically hot, with average daytime highs around 31°C (87°F) and night-time lows near 23°C (73°F). The month usually brings about 130 mm of rain (wet) and is often cloudy. Daytime highs are 2°C warmer than July and 4°C warmer than September.
What stands out in August
- With the heat, see Shibuya Crossing early in the morning or late in the afternoon.
- It's humid — around 82% — so the heat feels heavier.
- Tokyo is usually about 2°C cooler than Matsudo, 30 km away, in August.
- Even after dark it stays around 23°C, so sleeping can feel warm.
August is typically Tokyo's warmest month.
Avg high
31°C
87°F
Avg low
23°C
73°F
Rainfall
130 mm
wet
Humidity
82%
relative
Sky
66%
cloud · often cloudy
Tokyo weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 8°C / 46°F | -2°C / 29°F | 55 mm | 76% | 43% |
| February | 9°C / 48°F | -1°C / 30°F | 66 mm | 77% | 57% |
| March | 13°C / 55°F | 2°C / 35°F | 112 mm | 77% | 59% |
| April | 18°C / 64°F | 7°C / 44°F | 134 mm | 77% | 64% |
| May | 23°C / 73°F | 12°C / 54°F | 132 mm | 78% | 66% |
| June | 25°C / 77°F | 17°C / 62°F | 197 mm | 83% | 82% |
| July | 29°C / 84°F | 21°C / 70°F | 183 mm | 84% | 77% |
| August | 31°C / 87°F | 23°C / 73°F | 130 mm | 82% | 66% |
| September | 27°C / 80°F | 19°C / 66°F | 239 mm | 84% | 73% |
| October | 21°C / 70°F | 12°C / 54°F | 214 mm | 83% | 68% |
| November | 16°C / 61°F | 6°C / 43°F | 91 mm | 82% | 56% |
| December | 11°C / 51°F | 1°C / 33°F | 59 mm | 78% | 48% |
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 Tokyo?
Our Tokyo guide recommends: March to May for cherry blossoms, or September to November for mild temperatures and autumn colour.
Get an IC card (Suica or Pasmo) on arrival — it works across nearly all trains, subways, and buses, and at many convenience stores.
Best time to visit Tokyo →Other Japan cities in August
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Tokyo weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/japan/tokyo/august
<a href="https://weathercompare.eu/weather/japan/tokyo/august">Tokyo weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/japan/tokyo" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Tokyo weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/japan/tokyo/august">Tokyo weather in August</a> – WeatherCompare</p>
Tokyo in August: quick answers
Is August a good time to visit Tokyo?
August is one of the wetter months in Tokyo, with about 130 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Tokyo in August?
Average highs are about 31°C (87°F) and average lows about 23°C (73°F), based on 10 years of daily data.
Does it rain a lot in Tokyo in August?
Tokyo typically gets around 130 mm of rain in August — wet.
When is the best time to visit Tokyo?
March to May for cherry blossoms, or September to November for mild temperatures and autumn colour.
Figures are long-term averages for the area around Tokyo (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.