Is Kokubu-matsuki hot in October?
Days are typically warm at 25.8°C, while nights average 17.2°C.
Japan · 1991–2020 normal
Typical October weather in Kokubu-matsuki: 25.8°C by day, 17.2°C at night, 121 mm of rain over 8.1 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, October scores 73 out of 100, the highest of the year. Daylight is calculated as 11 h 20 from latitude 31.73°. Open-water sea temperature is 25.3°C (42 km from the place centre).
October at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically warm at 25.8°C, while nights average 17.2°C.
The measured monthly average is 121 mm across about 8 wet days.
There are about 11 h 20 between sunrise and sunset at mid-month, calculated from the place latitude.
October is the strongest month in our year-round weather comparison.
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The nearest open-water NOAA OISST 1991–2020 cell averages 25.3°C in October. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
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The weather comparison for Kokubu-matsuki is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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