Kyushu - Japan weather in September 2025
Kyushu - Japan weather in September 2025
Day
28 °C
Night
21 °C
Sea
26 °C
Precipitation
182 mm
in month
Rainy days
12 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
76 %
Day
28 °C
Night
21 °C
Sea
26 °C
Precipitation
182 mm
in month
Rainy days
12 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
76 %
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Weather overview and FAQs
Weather overview
In September in Kyushu, the average air temperature ranges from 28 °C (83 °F) during the day to 21 °C (69 °F) at night. There are 12 days of rain on average, where the rainfall is 182 mm (7.16 in).
Is September a good month to visit Kyushu?
In September in Kyushu, there are ideal conditions for a vacation. The temperature during the day will be nice 28 °C (83 °F). The temperature of the sea will be perfect at 26 °C (78 °F). At night, temperatures hover around a pleasant 21 °C (69 °F).
What temperature can I expect during the day in Kyushu in September?
In Kyushu in September, the average daily temperatures will be 28 °C (83 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
What is the air temperature in September in Kyushu at night?
The average night temperature in Kyushu in September is 21 °C (69 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
How heavy is the precipitation in September in Kyushu?
There is precipitation of 182 mm (7.16 in) in September in Kyushu, which means 6 mm (0.24 in) rainfall per day on average.
How many rainy days can I expect in Kyushu in September?
There are 12 days, which are rainy in September in Kyushu, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.9 days of the week, or in general - 41 % days.
Is the weather in Kyushu warmer in September than in August?
No, September is not warmer in Kyushu than August.
How many sunny hours can I expect in September in Kyushu?
In Kyushu in September, you can expect around 5 hours of sunshine.
Is it hot in September in Kyushu?
In Kyushu in September, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is Kyushu rainier in September than in October?
Yes, Kyushu is a rainier September than in October.
Is the temperature rising or falling in the course of time in Kyushu in September?
During September in Kyushu, the day temperatures are decreasing - from 30 °C (86 °F) at the beginning of the month to 26 °C (78 °F) at the end of the month.
How long is the day (from dawn till dusk) in Kyushu in September?
The length of daylight in Kyushu in September is 12 hours.
How windy is Kyushu in September?
In September in Kyushu, there will be an average wind scale of 3.
What level of humidity is to expect in Kyushu in September?
Humidity in Kyushu in September is 76 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
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