JapanThe weather in September in Sumotomachi-kawachi
It's warm in September in Sumotomachi-kawachi with an average temperature of 28°C. Temperatures this month range from a low of 26°C to a high of 29°C. At night, you can expect temperatures between 20°C and 24°C.
Looking for sun? September isn’t a good month to be in Sumotomachi-kawachi. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Sumotomachi-kawachi, Japan. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 34°C in 2022, Sumotomachi-kawachi reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 19°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 27°C.
Rainfall amount
In September, there is an average of 250 mm of precipitation, spread over 22 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in September for Sumotomachi-kawachi
Click on any day in September to get detailed info about the usual weather on that day in Sumotomachi-kawachi. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Sumotomachi-kawachi | New York | |
|---|---|---|
| Average temperature | 28°C | 27°C |
| Max. temperature | 29°C | 31°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 250 mm | 57 mm |
| Rainy days | 22 days | 9 days |
Start of September
The month of September starts in Sumotomachi-kawachi with hot temps, averaging around 29°C during the day and nights around 23°C.
Mid September
By mid-September, daytime temps drop to around 28°C, with nights around 23°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Sumotomachi-kawachi is around 28°C, while nighttime temps are about 21°C. There’s a significant chance of many days with precipitation.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The typhoon season in Sumotomachi-kawachi runs from June to November.
Check out the climate of Sumotomachi-kawachi for all months and discover the best travel time
Curious about the weather in other parts of Japan? Check out the climate and weather for spots like Tokyo, Kyōto, Osaka, or explore other destinations in Japan.
Temperature charts
These charts show the average temperatures in September in Sumotomachi-kawachi, Japan. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Sumotomachi-kawachi
Temperature in September in Sumotomachi-kawachi over the years
Precipitation charts
These charts show the average amount of precipitation in September in Sumotomachi-kawachi, Japan. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Sumotomachi-kawachi
Total precipitation in September in Sumotomachi-kawachi over the years
Daily UV index in September in Sumotomachi-kawachi
This chart shows the average daily UV index in September in Sumotomachi-kawachi, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Sumotomachi-kawachi
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Share your weather experience in September in Sumotomachi-kawachi.
Average weather in Sumotomachi-kawachi by month
Click on a month below to see detailed weather info for Sumotomachi-kawachi. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.