Is Kokubu-matsuki hot in April?
Days are typically mild at 21.8°C, while nights average 12.3°C.
Japan · 1991–2020 normal
Typical April weather in Kokubu-matsuki: 21.8°C by day, 12.3°C at night, 182 mm of rain over 9.7 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, April scores 61 out of 100 (October leads the year at 73). Daylight is calculated as 12 h 55 from latitude 31.73°. Open-water sea temperature is 19.5°C (42 km from the place centre).
April at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically mild at 21.8°C, while nights average 12.3°C.
The measured monthly average is 182 mm across about 10 wet days.
There are about 12 h 55 between sunrise and sunset at mid-month, calculated from the place latitude.
April ranks 3 of 12 in our weather comparison; October ranks first.
Event window
This is the typical bloom window in Japan, not a flower count from the weather station. The measured April normal here is 21.8°C by day and 12.3°C at night, with 182 mm of rain.
The evidence behind this page
Next step
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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