Sendai weather in September (Miyagi, Japan)

What's the typical weather in Sendai for September? Our guide gives you the essential weather details for this month.

Temperatures

In September, the weather in Sendai generally includes high temperatures and heavy rainfall. September is part of summer. Expect the temperatures during the day to hover around 25°C. At night, they will likely drop to about 19°C.

Precipitation

Sendai in September falls under the rainy season with heavy rainfall, averaging around 188 mm for the month. Based on our climate data of the past 30 years, about 20 days of rain are anticipated.

Average sunshine

The area enjoys a moderate level of sunlight, with around 127 hours. It's a good balance between sunny and cloudy days.

If your ideal day consists of dry skies and moderate temperatures June, August and October generally stand out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

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

 

Sendai, monthly averages in September

Min Temperature 19°C  

Max Temperature 25°C  

Chance of Rain 65%  

Precipitation 188 mm  

Rainy days 20 days  

Humidity 79%  

Windspeed 11 km/h  

Sunshine 127 hours  

Percentage Sunshine 32%  

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?

For visitors traveling to Sendai, 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.

Swimming

7/10

Camping

6/10

Interested in more climate information?

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

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.