Climate · Tokyo

Tokyo in August

Hot and damp, as the days shorten.

Typical weather, averaged over 30 years

August in Tokyo is hot: highs near 89°F, lows near 75°F. Rain falls on about three days a week, more often as the month goes on, and the days shorten by 57 minutes from the first week to the last.August in Tokyo is hot: highs near 32°C, lows near 24°C. Rain falls on about three days a week, more often as the month goes on, and the days shorten by 57 minutes from the first week to the last.

High
89°F32°Caverage
Low
75°F24°Caverage
Wet days
3a week · 41% of days
Daylight
13h 27mon average

Is August a good time to visit Tokyo?


August sits outside Tokyo's best months, which run in two parts: May to June, or October. Expect hot days and rain on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 89°F in August, against 50°F to 89°F through the year.Highs near 32°C in August, against 10°C to 32°C through the year.

Chance of a wet day

41% of days in August, against 20% to 50% through the year.

Cloud cover

59% cover in August, against 33% to 69% through the year.

Daylight

13h 27m in August, against 9h 47m to 14h 32m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side


  1. July86°30°low 72°low 22°3 wet days a weekRain on about three days a week.
  2. August89°32°low 75°low 24°3 wet days a weekRain on about three days a week.
  3. September83°28°low 70°low 21°3 wet days a weekRain on about three days a week.

Where Tokyo sits, in August

Asia/Tokyo

this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
4:59 AMsets 6:32 PM
Above the sea
30 mlow-lying
Latitude
35.7°Nnorthern hemisphere
Nearest of ours
Hakone77 km south-west

The land around Tokyo, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Japan in August

high · low · wet days

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Tokyo. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.