Oyama weather in September (Tochigi, Japan)

How does the weather in Oyama usually fare in September? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

Typically, September in Oyama includes high temperatures and heavy rainfall. Experience the summer season in September. Throughout the day, temperatures can rise to about 28°C. At night, they generally drop to 20°C.

Precipitation

Oyama in September falls under the rainy season with heavy rainfall, averaging around 221 mm for the month. Known for its heavy rain, this month often brings intense downpours. Carrying a poncho is recommended to keep dry. On average, there are about 20 days with rain during this month.

Average sunshine

The area experiences a moderate amount of sunshine, with approximately 137 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If your ideal day consists of dry skies and moderate temperatures May generally stands out with the best circumstances. While January, February and July tend to showcase less optimal conditions.

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

 

Oyama, monthly averages in September

Min Temperature 20°C  

Max Temperature 28°C  

Chance of Rain 66%  

Precipitation 221 mm  

Rainy days 20 days  

Sunshine 137 hours *  

Percentage Sunshine *  

* Data from: Saitama, Japan (51 KM, 31 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 Oyama.

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.