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Kumamoto Castle's main tower rising above a tall stone wall, with visitors walking up the path below

Photo: Kumamoto Castle - Feb 1, 2015 (1).jpg by Weli'mi'nakwan (CC BY 2.0, cropped), via Wikimedia Commons.

Kumamoto in February: weather, what to wear and what's on

In February, Kumamoto averages a high of 12.4°C (54°F) and a low of 2.6°C (37°F), with 83.2 mm of rain or snow on about 7.8 days (JMA, 1991–2020).

Kumamoto weather in February

Averages for 1991–2020 at the JMA's Kumamoto station (38 m above sea level).

High
12.4°C (54°F)
Low
2.6°C (37°F)
Precipitation
83.2 mm
Wet days
7.8 days
Sunshine
141 hours
  • Highs rise 1.7°C from January and climb another 3.7°C into March.
  • That is 9.8°C below Kumamoto's yearly average high of 22.2°C.
  • Of our 34 places with temperature records, Kumamoto is the 6th warmest in February: 2.2°C cooler than Kagoshima and 0.4°C warmer than Nagasaki.
  • February is Kumamoto's 3rd driest month (83.2 mm).
  • Of our 35 places, Kumamoto has the 15th highest precipitation in February: 0.8 mm less than Nagasaki and 13.4 mm more than Fukuoka.
  • Rain or snow of 1 mm or more falls on 7.8 days, and 10 mm or more on 3.2 days.
  • The temperature drops below 0°C on 7.6 nights.
  • Snow or sleet falls on 4.4 days.
  • The sun is out for 40% or more of the possible hours on 15.7 days, and 3.7 days have under 0.1 hours of sunshine.
  • On 15 February 2027 the sun rises at 7:01 and sets at 18:02 in Kumamoto, giving 11 hours 1 minute of daylight (NAOJ).
Average temperature
7.4°C (45°F)
Humidity
67%

Early, mid and late February

Kumamoto in February by ten-day period: averages for 1991–2020 (JMA)
DaysHighLowPrecipitation
1–10 February11.1°C1.5°C25.5 mm
11–20 February12.3°C2.5°C30.0 mm
21–28 February14.3°C4.0°C27.8 mm

By the last ten days of February the average high in Kumamoto is 3.2°C higher than in the first ten.

What to wear in Kumamoto in February

Is Kumamoto cold in February?

Yes, it is chilly. Kumamoto averages 12.4°C (54°F) by day and 2.6°C (37°F) at night in February. The coldest stretch, 21–31 January (highs of 10.4°C), is over by February.

Chilly: highs around 12.4°C

  • A warm jacket or light coat over a sweater.
  • Gloves and a hat for mornings and nights: the temperature drops below 0°C on 7.6 nights.
  • Layers you can take off: afternoons are 9.8°C warmer than early mornings on average.
  • A folding umbrella: rain or snow falls on 7.8 days.

Shoes

  • Shoes with good grip: snow or sleet falls on 4.4 days.

Pack

  • Folding umbrella
  • Gloves and a warm hat

Flowers and autumn colour in Kumamoto in February

Plum blossom

The JMA's sample plum tree in Kumamoto opens around 3 February in an average year (1991–2020). In 2026: 2 February.

Dates are for one sample tree at or near the JMA observatory, not for every park in the city.

Holidays and crowds in February

National holidays in February 2027:

  • Thu 11 February — National Foundation Day
  • Tue 23 February — Emperor's Birthday

In February 2025, hotels and inns across Kumamoto Prefecture were 60.2% full on average (4th busiest of 12 months). Foreign guests spent 128,430 nights there that month (Japan Tourism Agency). That compares with 49.7% in January and 62.8% in March.

Frequently asked questions

What is the weather like in Kumamoto in February?

The average high is 12.4°C (54°F) and the average low 2.6°C (37°F). 83.2 mm of rain or snow falls on about 7.8 days (JMA, 1991–2020).

What should I wear in Kumamoto in February?

A warm jacket or light coat over a sweater. Gloves and a hat for mornings and nights: the temperature drops below 0°C on 7.6 nights. Layers you can take off: afternoons are 9.8°C warmer than early mornings on average. A folding umbrella: rain or snow falls on 7.8 days.

Is Kumamoto cold in February?

Yes, it is chilly. Kumamoto averages 12.4°C (54°F) by day and 2.6°C (37°F) at night in February. The coldest stretch, 21–31 January (highs of 10.4°C), is over by February.

Does it snow in Kumamoto in February?

Sometimes. Snow or sleet falls on 4.4 days in an average February, but snow rarely stays on the ground (JMA, 1991–2020).

Is Kumamoto busy in February?

In February 2025, hotels and inns across Kumamoto Prefecture were 60.2% full on average (4th busiest of 12 months). Foreign guests spent 128,430 nights there that month (Japan Tourism Agency).

What are the record temperatures for February in Kumamoto?

The highest temperature the JMA has recorded in Kumamoto in February is 26.4°C (80°F), on 27 February 1912. The lowest is −9.2°C (15°F), on 11 February 1929.

What events are on in Kumamoto in February?

Kumamoto Spring Plant Market: February to mid-March. Kumamoto Castle Marathon 2027: 21 February 2027.

When do plum trees bloom in Kumamoto?

The JMA's sample plum tree in Kumamoto opens around 3 February in an average year (1991–2020). In 2026: 2 February.

February records in Kumamoto

The extremes the JMA has measured in February at its Kumamoto station.

Hottest February day
26.4°C (80°F) on 27 February 1912 (records since 1890)
Coldest February night
−9.2°C (15°F) on 11 February 1929 (records since 1890)
Wettest February day
116.5 mm on 28 February 1912 (records since 1890)
Deepest February snow
13 cm on 7 February 1945 (records since 1890)
Most snow in one February day
5 cm on 22 February 1975 (records since 1953)

What's on in Kumamoto in February

Events in Kumamoto in February: dates from each organizer's official page
EventWhenWhere and what
Kumamoto Spring Plant Marketくまもと春の植木市February to mid-March. 1 February – 11 March 2026.Shirakawa riverbed east of JR Kumamoto Station. Ornamental trees, bonsai, flowers, garden stones and potted plants are sold. Closed on the day of the Kumamoto Castle Marathon (15 February in 2026); 2027 dates not yet announced. Official page
Kumamoto Castle Marathon 2027熊本城マラソン202721 February 2027Kumamoto City. A marathon held in Kumamoto City. Entry was by lottery, online only, until 24 September 2026. Official page

Kumamoto before and after February

Kumamoto: January, February and March (JMA, 1991–2020)
MonthHighLowPrecipitationWet days
January10.7°C (−1.7°C)1.6°C (−1.0°C)57.2 mm (−26.0 mm)6.5 days (−1.3 days)
February12.4°C2.6°C83.2 mm7.8 days
March16.1°C (+3.7°C)5.9°C (+3.3°C)124.8 mm (+41.6 mm)10.4 days (+2.6 days)

Other places in February

February: Kumamoto against five other places (JMA, 1991–2020)
PlaceHighAgainst KumamotoWet daysAgainst Kumamoto
Nagasaki12.0°C−0.4°C8.7 days+0.9 days
Fukuoka11.6°C−0.8°C8.8 days+1.0 days
Kagoshima14.6°C+2.2°C9.1 days+1.3 days
Hiroshima10.9°C−1.5°C6.9 days−0.9 days
Yakushima15.5°C+3.1°C13.6 days+5.8 days

Read more

Sources for this page

  1. Normals for 1991–2020: Kumamoto (熊本), month by month (平年値 年・月ごとの値)Japan Meteorological Agency (JMA)
  2. Normals for 1991–2020: Kumamoto (熊本), rain days, temperature days and snow (詳細)Japan Meteorological Agency (JMA)
  3. Ten-day normals for 1991–2020: Kumamoto (熊本) (平年値 旬ごとの値)Japan Meteorological Agency (JMA)
  4. Records for February: Kumamoto (熊本) (観測史上1〜10位の値)Japan Meteorological Agency (JMA)
  5. Sunrise and sunset by prefectural capital (各地のこよみ)National Astronomical Observatory of Japan (NAOJ)
  6. Plum blossom opening dates, 2025–2026 (うめの開花日)Japan Meteorological Agency (JMA)
  7. Yearly records of flowering and leaf colour since 1953 (生物季節観測累年値)Japan Meteorological Agency (JMA)
  8. National holidays (国民の祝日について)Cabinet Office
  9. Overnight Travel Statistics Survey, 2025 final figures (宿泊旅行統計調査 2025年 年の確定値)Japan Tourism Agency
  10. Kumamoto Spring Plant Market (くまもと春の植木市)Kumamoto City Tourism (kumamoto-guide.jp)
  11. Kumamoto Castle Marathon 2027 (熊本城マラソン2027)Kumamoto Castle Marathon Executive Committee / Kumamoto City