Kumamoto weather in December

Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average

Kumamoto December weather at a glance

B Good 🙂

In December, Kumamoto averages 7.8°C, with typical highs of 12.6°C and lows of 3.5°C. The historical average is 6 wet days and 71% humidity.

Compared with Seoul in December, it is 8.7°C warmer than Seoul, with a similar number of wet days.

Kumamoto December temperature & humidity

Average7.8°CHigh 12.6° / low 3.5°

Humidity71%

Wet days6 days19% of days

Day–night range9.1°

Kumamoto December rain & wet days

Wet days6 daysHistorical monthly average

Share of wet days19%Not a forecast probability

Pack a compact umbrella. Keep an indoor stop available between outdoor activities.

What to wear in Kumamoto in December

Wear long sleeves with a light jacket or cardigan that is easy to remove during the day.

DaytimeLong sleeves and a light jacket · average high 12.6°C
Morning & eveningInsulating coat, scarf and gloves · average low 3.5°C
FootwearComfortable walking shoes; quick-dry footwear for rainy days.

Useful extras

Light jacket or cardiganLong-sleeve tops

Use the Fukuoka checklist as a starting point →

Packing essentials

Coupang affiliate links · We earn a commission on purchases. Products are sold on the Korean Coupang store.

Travel compression packing pouches
코멧 여행용 압축 파우치 4종 세트 Travel plug adapter
에너자이저 PD 45W 여행용 멀티 어댑터, 화이트 Inflatable travel neck pillow
마이워니 여행용 에어 목베개

Kumamoto December sunrise & sunset times

2026 December · Local time (Asia/Tokyo)

Sunrise on the 15th07:12

Sunset on the 15th17:12

Daylight duration10h 0m

Start, middle and end of the month
Date	Sunrise	Sunset	Daylight
2026-12-01	07:01	17:11	10h 10m
2026-12-15	07:12	17:12	10h 0m
2026-12-31	07:19	17:21	10h 1m

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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Kumamoto city and prefecture camerasRKK · Camera directory

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Kumamoto travel essentials

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Best months to visit Kumamoto

Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.

J F M A M J J A S O N D

ColdHot

December weather by year

December 20247.2°4 wet days, 68% humidity

December 20258.4°8 wet days, 75% humidity

Daily weather in 2025

Daily high and low temperatures; blue labels show precipitation

120°11°

219°8°

310°5°

49°4°

511°2°

611°-2°

717°3°

817°7°

913°2°

1014°3°

1117°5°5mm

1214°5°

1312°3°18mm

1411°7°1.6mm

1511°3°

1614°1°

1715°5°2mm

1814°4°

1917°3°

2021°11°3.4mm

2115°7°11mm

2214°4°

2317°3°

2418°9°3.5mm

2513°6°8.5mm

265°0°

276°-3°

2810°-2°

2913°-1°

3015°4°

3110°1°

Frequently asked questions

What is Kumamoto weather like in December?

In December, Kumamoto averages 7.8°C, with typical highs of 12.6°C and lows of 3.5°C. The historical average is 6 wet days and 71% humidity. Our weather-comfort rating for this month is good.

Does it rain a lot in Kumamoto in December?

There are about 6 wet days in December. A compact umbrella is still useful.

What should I wear in Kumamoto in December?

Wear long sleeves with a light jacket or cardigan that is easy to remove during the day.

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 December 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 December?

On 2026-12-15, calculated sunrise is 07:12 and sunset is 17:12 in local time (Asia/Tokyo). Times vary by date and terrain.

Kumamoto weather by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

More Japan destinations in December

Kyoto Nara Kobe Nagoya Sapporo Hakodate Otaru Biei Furano Sendai Yokohama Hakone Kamakura Nikko Kanazawa Takayama Shizuoka Niigata Aomori All destinations →

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