JapanAverage weather for Tokyo in August
It's hot in August in Tokyo with an average temperature of 30°C. Temperatures this month range from a low of 27°C to a high of 32°C. At night, you can expect temperatures between 20°C and 23°C.
Start of August
The month of August starts in Tokyo with hot temps, averaging around 31°C during the day and nights around 23°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid August
By mid-August, daytime temps drop to around 30°C, with nights around 22°C. There’s a high chance of precipitation during this time.
End of August
By the end of August, the average daytime temperature in Tokyo is around 29°C, while nighttime temps are about 21°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended.
Water temperature
The water temperature at Tokyo is 25°C this month. Lovely temperature for a swim.
In August, there is an average of 148 mm of precipitation, spread over 17 days. The wind speed is around 3 Bft, mostly coming from the South.
Tokyo in August |
New York | ||
|---|---|---|---|
 Average temperature |
30°C | 30°C | |
 Max. temperature |
32°C | 31°C | |
| Min. temperature |
27°C | -5°C | |
 Total precipitation |
148 mm | 79 mm | |
| Rainy days |
17 days | 13 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Tokyo?
Looking for sun? August isn’t a good month to be in Tokyo. The temperature is nice, but there’s too much chance of rain.
The typhoon season in Tokyo runs from June to November.
Temperature records
With 37°C in 2015, Tokyo reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 20°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 28°C.
Check out the climate of Tokyo for all months and discover the best travel time
Curious about the weather in other parts of Japan? Check out the climate and weather for spots like Kyōto, Osaka, Hokkaido, or explore other destinations in Japan.
Daily Temperature in August in Tokyo
This chart shows the average daily high and low temperatures in August for Tokyo, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Tokyo
The chart below shows the average daily precipitation in August for Tokyo, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 17 days of precipitation in Tokyo.
Daily UV index in August in Tokyo
This chart shows the average daily UV index in August in Tokyo, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Tokyo over the years
This chart shows the average temperature in August in Tokyo, measured in degrees Celsius, over the past few years.
Total precipitation in August in Tokyo over the years
This chart shows the average precipitation in August in Tokyo, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Tokyo
Click on any day in August to get detailed info about the usual weather on that day in Tokyo. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Tokyo
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Average weather in Tokyo by month
Click on a month below to see detailed weather info for Tokyo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
