Yokohama weather in September (Kanagawa, Japan)

Planning a trip to Yokohama in September? This guide provides all the details you need.

In September, Yokohama generally has high temperatures and heavy rainfall. September falls within the summer season. Daytime temperatures hover around 27°C, while nights can cool down to about 22°C.

Yokohama in September usually receives heavy rainfall, averaging around 203 mm for the month. Typically around 19 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 131 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Yokohama. May and July typically offer the most agreeable circumstances. On the other hand, January, February, March, September, October and December tend to be characterized by conditions that may not be as optimal.

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

 

Yokohama, monthly averages in September

Min TemperatureMin Temperature 22°C  
Max TemperatureMax Temperature 27°C  
Chance of RainChance of Rain 63%  
PrecipitationPrecipitation 203 mm  
Rainy daysRainy days 19 days  
HumidityHumidity 76%  
SunshineSunshine 131 hours  
Percentage SunshinePercentage Sunshine  

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.

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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 Yokohama in September?

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 in September.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Interested in more climate information?

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

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.