Tomakomai weather in September (Hokkaido, Japan)

How is the weather in Tomakomai in September? Here's what the weather might have in store during this month.

In September, Tomakomai generally has pleasant temperatures and heavy rainfall. September falls within the summer season. Daytime temperatures hover around 21°C, while nights can cool down to about 16°C.

Tomakomai in September usually receives heavy rainfall, averaging around 180 mm for the month. When we look at the climate data from the last 30 years, we can expect around 17 days of rain.

The area experiences a moderate amount of sunshine, with approximately 161 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Tomakomai. July and September typically offer the best circumstances. While January, February, March, April, May, November and December tend to showcase less optimal conditions.

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

 

Tomakomai, monthly averages in September

Min Temperature 16°C  

Max Temperature 21°C  

Chance of Rain 56%  

Precipitation 180 mm  

Rainy days 17 days  

Humidity 71% *  

Sunshine 161 hours *  

Percentage Sunshine *  

* Data from: Sapporo, Japan (47 KM, 29 Miles).

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 Tomakomai in September?

For visitors traveling to Tomakomai, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Camping

6/10

Interested in more climate information?

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

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.