Mild
Average highs are around 21°C, so days are mild rather than hot.
April verdict
Kumamoto, Japan in April
Weather score31Poor
Poor for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 5.3h per day, enough for a balanced month. Rainfall averages 168mm, so some wet days are possible.
April weather
Monthly averages
Temp
21°C
Rain
168mm
Sun
5.3h
Sea
16°C
Weather score
31
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 168mm, so some wet days are possible.
Some sun
Sunshine averages 5.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Weather map
Compare Kumamoto, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April21°C average high
April is close to Kumamoto's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
April168mm average rain
April sits near Kumamoto's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April5.3 hours average sun
April sits close to Kumamoto's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay and July to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April16°C average sea
April is below Kumamoto's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 25°C in this stretch, so swimming comfort is at its strongest.
Weather score
April31 weather score
April scores below Kumamoto's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsAugust to October
These months have the strongest weather score in the monthly averages.
Hotels near Kumamoto, Japan
Marriott
Fairfield by Marriott Kumamoto AsoAso, Kumamoto, Japan
Fairfield by Marriott Fukuoka UkihaUkiha, Fukuoka, Japan
Fairfield by Marriott Saga Ureshino OnsenUreshino, Saga, Japan
Nagasaki Marriott HotelNagasaki, Nagasaki, Japan
Four Points Flex by Sheraton Fukuoka HakataFukuoka, Fukuoka, Japan
The Ritz-Carlton, FukuokaFukuoka, Japan