Kumamoto Weather in April
Kumamoto in April averages 20°C (68°F) during the day and 11°C (52°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Kumamoto in April
Typically, about 17 days will experience rainfall, with an average of 166 mm (6.5 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Kumamoto in April
April in Kumamoto brings pleasant temperatures, with highs of 20°C (68°F) and nights around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Kumamoto in April
The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and clouds.If you prefer dry days with pleasant temperatures, October typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Kumamoto's climate page.
Kumamoto Temperature in April
Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
55%
Precipitation
166 mm (6.5 in)
Rainy days
17 days
Humidity
65%
Sunshine
186 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kumamoto typically rise from around 19°C (66°F) at the start of April to approximately 23°C (73°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 13°C (55°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Kumamoto in April
Browse day-by-day weather records for Kumamoto spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kumamoto historical weather extremes in April
The extremes listed below come from historical weather data collected in Kumamoto from 1976 through 2026.
- Kumamoto recorded its highest April temperature of 30°C (86°F) on April 29, 1998.
- The lowest daytime temperature in April was 9°C (48°F), recorded on April 2, 1996.
- The coldest night in April in Kumamoto was on April 10, 1993, with a minimum of 0°C (32°F).
Best Places in Japan in April
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in April →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Kumamoto in April
Pleasant temperatures in April mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Kumamoto in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Kumamoto's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kumamoto climate overview or explore weather in Japan.
