Tokyo weather in August 2025

Expect 88°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Tokyo in August. Check more long-term weather averages for Tokyo in August before you book your next holiday to Japan in 2025/2026.

88
88°F max day temperature
6
6 hours of sunshine per day
16
16 days with some rainfall
75
75°F min night temperature
13
13 hours of daylight per day
H
High heat & humidity
5.8
5.8 inches of monthly rainfall
10
10 (Very High) UV index
79
79°F sea temperature

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The August weather guide for Japan (Tokyo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Japan

How hot is it in Tokyo in August?

Daytime temperatures usually reach 88°F in Tokyo in August with high heat and humidity, falling to 75°F at night.

How sunny is it in Tokyo in August?

There are normally 6 hours of bright sunshine each day in Tokyo in August - that's 43% of daylight hours.

How warm is the sea around Tokyo in August?

The average sea temperature around Tokyo in August is 79°F.

Does it rain in Tokyo in August?

There are usually 16 days with some rain in Tokyo in August and the average monthly rainfall is 5.8 inches.

What is the chance of a typhoon in Tokyo in August?

On average 1.8 days in August in Tokyo are likely to be affected by the passage of one or more tropical storms.

Tokyo August sunrise & sunset times

Browse the sunrise and sunset times for Tokyo in August 2025. Select a month to view Tokyo sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Friday, 1st August 2025	04:49	18:45
Saturday, 16th August 2025	05:00	18:29
Sunday, 31st August 2025	05:12	18:10

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Japan - quick facts
Flight time^✝	11.5 to 15 hours
Time difference	UK +9 hours
Language(s)	Japanese
Currency	Japanese Yen
Electricity	A + B plug (100V)
Driving side	Left
Why visit?	Culture Nature Nightlife
Tourist info	Japan National Tourism Organization