Hiroshima weather in September (Hiroshima, Japan)

What weather conditions can you expect in Hiroshima this September? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

Typically, September in Hiroshima includes high temperatures and heavy rainfall. Enjoy the summer season during this month. Expect temperatures to climb to 28°C during the day, with nighttime readings dropping to 20°C.

Precipitation

Hiroshima in September usually receives heavy rainfall, averaging around 194 mm for the month. Typically around 16 days days of rainfall are expected.

Average sunshine

With about 169 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

In case you lean more towards enjoying temperate temperatures and rain-free days May and October typically offer the most optimal weather. In contrast, January, February and July tend to have less optimal conditions.

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

 

Hiroshima, monthly averages in September

Min Temperature 20°C  

Max Temperature 28°C  

Chance of Rain 54%  

Precipitation 194 mm  

Rainy days 16 days  

Humidity 68% *  

Sunshine 169 hours *  

Percentage Sunshine 43% *  

Data from: Hiroshima, Japan (42 KM, 26 Miles).

Where to go in Japan in September

Find out more about the weather in Japan and which places have the best travel 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 this month?

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.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Hiroshima.

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 travel conditions. Find out where to go with our weather planner.