Kumamoto weather in September (Kumamoto, Japan)

What can you expect from the weather in Kumamoto during September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Kumamoto generally has high temperatures and heavy rainfall. September falls within the summer season. Throughout the day, temperatures typically settle at around 29°C. But by evening, they drop to around 21°C.

Kumamoto in September usually receives heavy rainfall, averaging around 171 mm for the month. Typically around 17 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 177 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. While February, June and July tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Kumamoto climate page with graphs.

 

Kumamoto, monthly averages in September

Min Temperature 21°C  

Max Temperature 29°C  

Chance of Rain 58%  

Precipitation 171 mm  

Rainy days 17 days  

Humidity 71%  

Sunshine 177 hours  

Percentage Sunshine  

Where to go in Japan in September

Find out more about the weather in Japan in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Kumamoto in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Kumamoto.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.