Okayama weather in September (Okayama, Japan)

Can you expect sunny skies in Okayama in September? Find all the essential weather information for this month in our guide.

Temperatures

The month of September in Okayama typically brings high temperatures and heavy rainfall. During September, you’ll experience the summer season. Daytime temperatures are expected to be around 29°C, cooling off to about 21°C at night. The average temperatures are warm, but some days will be hotter. Make sure to dress in light, breathable clothing and drink plenty of water.

Precipitation

Okayama in September usually receives heavy rainfall, averaging around 175 mm for the month. Typically around 17 days days of rainfall are expected.

Average sunshine

With about 159 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

So this is a great month to visit if you prefer dry days with pleasant temperatures. April, May, September, October and November typically offer the most optimal weather. In contrast, January, February, July and December tend to have less optimal conditions.

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

 

Okayama, monthly averages in September

Min Temperature 21°C  

Max Temperature 29°C  

Chance of Rain 56%  

Precipitation 175 mm  

Rainy days 17 days  

Humidity 71%  

Sunshine 159 hours  

Percentage Sunshine  

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 Okayama.

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.