Weather in August in Japan

Many people wonder what the weather conditions are in August in Japan. Is this month a good time to go to Japan? To answer that question we created this page with all the information you need.

What is the weather like in Japan in August?

The weather in Japan in August ranges from poor to pleasant depending on the destination. It is a summer month.

During August in Japan, the temperature ranges from low in Mount Fuji with 10°C (49°F) to very high temperatures in Okayama with 34°C (92°F). Minimum nighttime temperatures generally drop to 25°C (76°F) in Okayama and 4°C (39°F) in Mount Fuji. On average, this month is one of the warmest months of the year in Japan. So be prepared and make sure to dress lightly.

Precipitation in August ranges from high in Osaka with an average of 90mm (3.5inch) rainfall to heavy in Nikko with 386mm (15inch). It is also generally a moderate sunny month with an average of 177 hours of sunshine in Tokyo during the whole month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in Japan.

Where to go in Japan in August

Find the average weather conditions in August for the most popular destinations in Japan on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Japan

What is the weather like in August for the 5 most popular destinations in Japan?

Average weather in Tokyo

In August Tokyo generally has very high temperatures with maximum daytime temperatures around 31°C (89°F), minimum nighttime temperatures around 23°C (74°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

Tokyo
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
30°C / 86°F 
22°C / 72°F 
152 hours 
152mm / 6inch 
11 days 
31°C / 89°F 
23°C / 74°F 
177 hours 
167mm / 6.6inch 
10 days 
27°C / 81°F 
20°C / 69°F 
128 hours 
225mm / 8.9inch 
13 days 
Climate in Tokyo

Average weather in Kyoto

In August Kyoto generally has very high temperatures with maximum daytime temperatures around 33°C (92°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Kyoto
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
32°C / 90°F 
23°C / 73°F 
145 hours 
225mm / 8.9inch 
13 days 
poor 
33°C / 92°F 
24°C / 75°F 
185 hours 
133mm / 5.2inch 
9 days 
29°C / 84°F 
20°C / 68°F 
140 hours 
180mm / 7.1inch 
11 days 
Climate in Kyoto

Average weather in Osaka

In August Osaka generally has very high temperatures with maximum daytime temperatures around 33°C (92°F), minimum nighttime temperatures around 25°C (78°F) and high monthly rainfall. So on average the conditions are pleasant that month.

Osaka
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   July July
<<  
32°C / 89°F 
24°C / 76°F 
182 hours 
157mm / 6.2inch 
11 days 
33°C / 92°F 
25°C / 78°F 
223 hours 
90mm / 3.5inch 
8 days 
29°C / 85°F 
22°C / 71°F 
156 hours 
160mm / 6.3inch 
10 days 
Climate in Osaka

Average weather in Hakuba

In August Hakuba generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 19°C (65°F) and heavy monthly rainfall. So on average the conditions are pleasant that month.

Hakuba
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Weather conditions Weather
<<   July July
<<  
27°C / 81°F 
18°C / 64°F 
135 hours 
291mm / 11inch 
poor 
29°C / 84°F 
19°C / 65°F 
166 hours 
171mm / 6.7inch 
24°C / 74°F 
14°C / 58°F 
115 hours 
186mm / 7.3inch 
Climate in Hakuba

Average weather in Hakone

In August Hakone generally has low temperatures with maximum daytime temperatures around 10°C (49°F), minimum nighttime temperatures around 4°C (39°F) and heavy monthly rainfall. So on average the conditions are poor that month.

Hakone
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Weather conditions Weather
<<   July July
<<  
8°C / 46°F 
3°C / 37°F 
216mm / 8.5inch 
poor 
10°C / 49°F 
4°C / 39°F 
230mm / 9.1inch 
poor 
6°C / 43°F 
1°C / 33°F 
270mm / 11inch 
poor 
Climate in Hakone

Is your destination not in the list? Have a look at other destinations in Japan.

Is August the best time to go to Japan?

In our opinion August is a good time to visit Japan with commonly tolerable weather in Tokyo. However, the weather conditions may vary depending on your destination.

On average the best time to visit Japan is in April, May and June with generally pleasant weather in Tokyo. The worst month is January that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Japan. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for almost all countries in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

    Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.