Kumamoto weather in September 2020

Get the latest coronavirus (COVID-19) updates for Japan with current travel advice, statistics and online resources.

  • 29°C maximum daytime temperature in September in Kumamoto29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in September in Kumamoto17
    17 days with some rainfall
  • 20°C minimum night-time temperature in September in Kumamoto20
    20°C min night temperature
  • 12 hours of daylight per day in September in Kumamoto12
    12 hours of daylight per day
  • Moderate heat & humidity in September in KumamotoM
    Moderate heat & humidity
  • 169 mm monthly rainfall in September in Kumamoto169
    169 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Kumamoto9
    9 (Very High) UV index
  • 26°C sea temperature in September in Kumamoto26
    26°C sea temperature
  • Top deals & discounts
  • Kumamoto weather overview
  • Kumamoto climate averages by month
  • More destinations
  • Best time to go to Kumamoto
  • Kumamoto 5-day weather forecast

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

The September weather guide for Kumamoto, Japan 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.

Recommended for Japan

  • Save on flights to/from Hawaii with Hawaiian Airlines
  • Browse popular routes & find best fares
  • Plus check out top tips on flying to Hawaii & more

How hot is it in Kumamoto in September?

Daytime temperatures usually reach 29°C in Kumamoto in September with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Kumamoto in September?

There are normally 5 hours of bright sunshine each day in Kumamoto in September - that's 43% of daylight hours.

How warm is the sea around Kumamoto in September?

The average sea temperature around Kumamoto in September is 26°C.

Does it rain in Kumamoto in September?

There are usually 17 days with some rain in Kumamoto in September and the average monthly rainfall is 169mm.

What is the chance of a typhoon in Kumamoto in September?

On average 1.6 days in September in Kumamoto are likely to be affected by the passage of one or more tropical storms.

Kumamoto sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Kumamoto in September 2020. Select a month to view Kumamoto sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Tuesday, 1st September 2020 05:52 18:42
Tuesday, 15th September 2020 06:01 18:23
Wednesday, 30th September 2020 06:11 18:03
  • Save on worldwide flights with Air France low fares
  • Book return flights to destinations across the world
  • Flights depart from the UK via Paris, France

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about Japan

Where is hot in Japan in September for 2020/2021?

Below are average maximum temperatures at popular destinations in Japan in September. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.