Kumamoto weather in May
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Kumamoto May weather at a glance
In May, Kumamoto averages 19.1°C, with typical highs of 23.9°C and lows of 14.5°C. The historical average is 14 wet days and 77% humidity.
Kumamoto May temperature & humidity
Kumamoto May rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Kumamoto in May
T-shirts or long sleeves with one light outer layer should be comfortable. Showers are possible, so a compact umbrella is useful.
- DaytimeLong sleeves and a light jacket · average high 23.9°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 14.5°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Kumamoto May sunrise & sunset times
2026 May · Local time (Asia/Tokyo)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-05-01 | 05:30 | 18:59 | 13h 28m |
| 2026-05-15 | 05:19 | 19:09 | 13h 50m |
| 2026-05-31 | 05:10 | 19:20 | 14h 9m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
Kumamoto travel updates
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Best months to visit Kumamoto
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
May weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Kumamoto weather like in May?
In May, Kumamoto averages 19.1°C, with typical highs of 23.9°C and lows of 14.5°C. The historical average is 14 wet days and 77% humidity. Our weather-comfort rating for this month is fair.
Does it rain a lot in Kumamoto in May?
There are about 14 wet days in May. A compact umbrella is still useful.
What should I wear in Kumamoto in May?
T-shirts or long sleeves with one light outer layer should be comfortable. Showers are possible, so a compact umbrella is useful.
What are the best months to visit Kumamoto?
Recent weather data rates November, December among the more comfortable months.
Where can I check Kumamoto weather in May in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Kumamoto in May?
On 2026-05-15, calculated sunrise is 05:19 and sunset is 19:09 in local time (Asia/Tokyo). Times vary by date and terrain.
Kumamoto weather by month
More Japan destinations in May
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations