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Weather in Kumamoto for December 2026

Your guide to Kumamoto weather in December - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Kumamoto during December is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Kumamoto at the beginning of December is 14.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.4 °C by the end of December.

    • Rain 🌧️

  • Kumamoto experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 37.7 mm.

    • More

  • Is December a good time to visit Kumamoto? check out the best time to travel to Kumamoto page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
1
Snow days
Average temperatures
12°/5°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
61 %
Avg humidity

Kumamoto Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
17°
2
Heavy rain at times
18°
3
Overcast
13°
4
Overcast
12°
5
Overcast
12°
6
Overcast
13°
7
Overcast
15°
8
Cloudy
13°
9
Overcast
12°
10
Partly cloudy
14°
11
Overcast
13°
12
Overcast
14°
13
Patchy rain possible
14°
14
Overcast
10°
15
Patchy rain possible
10°
16
Overcast
12°
17
Overcast
13°
18
Overcast
12°
19
Overcast
13°
20
Overcast
15°
21
Patchy rain possible
13°
22
Cloudy
11°
23
Overcast
13°
24
Overcast
13°
25
Partly cloudy
12°
26
Patchy rain possible
9°
27
Cloudy
8°
28
Patchy rain possible
9°
29
Overcast
11°
30
Overcast
13°
31
Patchy rain possible
11°

Temperatures trend during December in Kumamoto

See the weather trend as well as the moving average line

December weather in Kumamoto day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Partly cloudy
Partly cloudy
 17° /9° 0.6 mm 0 cm
2 Dec. Heavy rain at times
Heavy rain at times
 18° /10° 5.6 mm 0 cm
3 Dec. Overcast
Overcast
 13° /8° 0.2 mm 0 cm
4 Dec. Overcast
Overcast
 12° /5° 0 mm 0 cm
5 Dec. Overcast
Overcast
 12° /5° 0.3 mm 0 cm
6 Dec. Overcast
Overcast
 13° /6° 0 mm 0 cm
7 Dec. Overcast
Overcast
 15° /7° 0 mm 0 cm
8 Dec. Cloudy
Cloudy
 13° /6° 0.3 mm 0 cm
9 Dec. Overcast
Overcast
 12° /4° 0 mm 0 cm
10 Dec. Partly cloudy
Partly cloudy
 14° /5° 0 mm 0 cm
11 Dec. Overcast
Overcast
 13° /6° 1.2 mm 0 cm
12 Dec. Overcast
Overcast
 14° /5° 0 mm 0 cm
13 Dec. Patchy rain possible
Patchy rain possible
 14° /5° 4.7 mm 0 cm
14 Dec. Overcast
Overcast
 10° /6° 0.7 mm 0 cm
15 Dec. Patchy rain possible
Patchy rain possible
 10° /4° 0.1 mm 0 cm
16 Dec. Overcast
Overcast
 12° /5° 0 mm 0 cm
17 Dec. Overcast
Overcast
 13° /7° 1.8 mm 0 cm
18 Dec. Overcast
Overcast
 12° /5° 0 mm 0 cm
19 Dec. Overcast
Overcast
 13° /4° 0 mm 0 cm
20 Dec. Overcast
Overcast
 15° /6° 0.4 mm 0 cm
21 Dec. Patchy rain possible
Patchy rain possible
 13° /5° 10.4 mm 0 cm
22 Dec. Cloudy
Cloudy
 11° /4° 0 mm 0 cm
23 Dec. Overcast
Overcast
 13° /3° 0 mm 0 cm
24 Dec. Overcast
Overcast
 13° /6° 2.5 mm 0 cm
25 Dec. Partly cloudy
Partly cloudy
 12° /2° 4.7 mm 0 cm
26 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 1.6 mm 0.5 cm
27 Dec. Cloudy
Cloudy
 8° /2° 0 mm 0 cm
28 Dec. Patchy rain possible
Patchy rain possible
 9° /3° 0.2 mm 0 cm
29 Dec. Overcast
Overcast
 11° /3° 0 mm 0 cm
30 Dec. Overcast
Overcast
 13° /5° 0.8 mm 0 cm
31 Dec. Patchy rain possible
Patchy rain possible
 11° /4° 1.8 mm 0 cm
Next
Important Notice
Our weather forecast for Kumamoto in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Kumamoto forecast closer to your planned date for the most up-to-date weather information.
Change Month
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›

Kumamoto weather in December vs November vs January

Compare December weather in Kumamoto with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
NovemberDecemberJanuary
WeatherPatchy rain possible
Patchy rain possible
Cloudy
Cloudy
Cloudy
Cloudy
Temperatures18°/11°12°/5°9°/2°
Rainfall107 mm38 mm28 mm
Snowfall0 cm0 cm1 cm
Wind11.7 km/h11.8 km/h12.5 km/h
Humidity64%61%58%
Rainy days11 days8 days8 days
Snow days0 days1 days3 days
Dry days19 days22 days20 days

Planning a trip to Kumamoto? Discover the best time to visit

Kumamoto in December - FAQ

What are the expected maximum and minimum temperatures in Kumamoto during December?
During December, expect a variety of temperatures with highs around 12° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Kumamoto during December?
In December, Kumamoto can expect light to moderate rainfall, totaling 37.7 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Kumamoto in December 2026?
Kumamoto typically sees 0.47 cm of snowfall during December.

What are the typical wind conditions in Kumamoto during December?
The average wind speed in Kumamoto during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

Kumamoto snow forecast December 2026

Track daily snowfall levels and discover Kumamoto’s snowy potential this December ❄️
On average, Kumamoto sees 1 snowy days during December, with approximately 0.5 cm of total snowfall.

December rainfall patterns in Kumamoto

Explore the daily rainfall trends and prepare for Kumamotos December weather 💧
Typically, Kumamoto has 8 rainy days in December with a total of 37.7 mm of rainfall.

What to pack to Kumamoto in December?

🌧️ Cold & raw · highs around 12 °C, occasional showers

As you prepare for your trip to Kumamoto in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Kumamoto, during December, is comfortable and enjoyable, regardless of the weather conditions.

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Get accurate weather forecasts for Kumamoto, located at latitude 32.806 and longitude 130.692. Stay updated with localized weather information tailored for Kumamoto.

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