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- Okinawa Prefecture Free Weather Report 2025 - January 29, 2026
Kumamoto Prefecture Free Weather Report
- Temperature
- Precipitation
- Rain Chance
- Wind
- Humidity
- Pressure
Kumamoto Prefecture Weather Report
🌤️ Introduction to the Weather for This Region
Kumamoto Prefecture, located in central Kyushu, features a warm, humid climate shaped by coastal influences, inland basins, and the volcanic highlands of Mt. Aso. Summers are hot and humid, winters are cool but mild, and rainfall is abundant—especially during the rainy season and typhoon months. The Kumamoto Basin often experiences hotter summer days, while the Aso region remains significantly cooler year-round.
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Categories: Kumamoto Weather, Kyushu Climate, Japan Travel
Keywords: Kumamoto temperature, Kumamoto climate guide, Kyushu weather
Source: https://www.jma.go.jp
🌡️ Avg Temp by Month
Average temperatures range from winter lows of 3–7°C to summer highs of 29–33°C. Spring and autumn offer comfortable temperatures ideal for sightseeing, while summer brings intense heat and humidity, especially in inland areas.
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🌦️ Type of Weather by Month
Kumamoto experiences mild winters, warming springs, humid summers, and clear autumns. Rainfall peaks during June–July and again in September due to typhoons. The Aso highlands receive more rain and cooler temperatures, while the Kumamoto Basin is warmer and more humid.
Categories: Seasonal Weather, Climate Overview
Keywords: Kumamoto rainfall, Kyushu seasonal weather, Aso climate
Source: https://www.jma.go.jp
🔥 Hottest or Coldest Months
The hottest months are July and August, often exceeding 32°C with high humidity. The coldest months are January and February, though winters remain mild compared to northern Japan. Aso’s highlands can be significantly colder than the basin.
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🌡️ Min and Max Temp by Month (Jan–Feb–Mar)
January and February temperatures range from 3–11°C, with cool mornings and mild afternoons. March warms to 7–16°C as spring approaches. Snow is rare in the Kumamoto Basin but more common in the Aso highlands.
Categories: Winter Weather, Early Spring Climate
Keywords: Kumamoto January weather, Kumamoto March temperatures, Aso winter climate
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Winter is cool and relatively dry with light winds. Rainfall increases slightly in March as temperatures rise. The Aso region may experience stronger winds and colder nights, while coastal areas remain mild.
Categories: Seasonal Weather
Keywords: Kumamoto winter climate, Kyushu wind patterns, Aso weather
Source: https://www.jma.go.jp
🧥 Clothes to Wear
Warm layers such as jackets, sweaters, and long sleeves are recommended for January and February. March allows lighter clothing during the day, though evenings remain cool—especially in mountainous areas like Aso.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Winter record lows occasionally drop below freezing in inland and highland areas, while early spring record highs can exceed 20°C during warm spells. Temperature extremes vary significantly between the basin and the Aso plateau.
Categories: Temperature Records
Keywords: Kumamoto record temperatures, Kyushu climate history, Aso temperature extremes
Source: https://www.jma.go.jp
🏞️ Places to Visit
Popular winter and early spring destinations include Suizenji Garden, Kumamoto Castle, and the Aso Volcano region. Mild weather makes outdoor sightseeing comfortable even in midwinter, especially in the basin.
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⚠️ Weather Incidents
Winter weather incidents are minimal, with occasional cold snaps or brief rainfall. The Aso region may experience frost, light snow, or volcanic ash depending on activity levels. March may bring isolated showers or stronger winds as seasonal transitions begin.
Categories: Weather Safety
Keywords: Kumamoto winter storms, Kyushu seasonal risks, Aso volcanic ash
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Jan–Feb–Mar)
January and February temperatures range from 3–11°C, with cool mornings and mild afternoons. March warms to 7–16°C as spring approaches. Snow is rare in the Kumamoto Basin but more common in the Aso highlands.
Categories: Winter Weather, Early Spring Climate
Keywords: Kumamoto January weather, Kumamoto March temperatures, Aso winter climate
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Winter is cool and relatively dry with light winds. Rainfall increases slightly in March as temperatures rise. The Aso region may experience stronger winds and colder nights, while coastal areas remain mild.
Categories: Seasonal Weather
Keywords: Kumamoto winter climate, Kyushu wind patterns, Aso weather
Source: https://www.jma.go.jp
🧥 Clothes to Wear
Warm layers such as jackets, sweaters, and long sleeves are recommended for January and February. March allows lighter clothing during the day, though evenings remain cool—especially in mountainous areas like Aso.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Winter record lows occasionally drop below freezing in inland and highland areas, while early spring record highs can exceed 20°C during warm spells. Temperature extremes vary significantly between the basin and the Aso plateau.
Categories: Temperature Records
Keywords: Kumamoto record temperatures, Kyushu climate history, Aso temperature extremes
Source: https://www.jma.go.jp
🏞️ Places to Visit
Popular winter and early spring destinations include Suizenji Garden, Kumamoto Castle, and the Aso Volcano region. Mild weather makes outdoor sightseeing comfortable even in midwinter, especially in the basin.
Travel & weather guide
⚠️ Weather Incidents
Winter weather incidents are minimal, with occasional cold snaps or brief rainfall. The Aso region may experience frost, light snow, or volcanic ash depending on activity levels. March may bring isolated showers or stronger winds as seasonal transitions begin.
Categories: Weather Safety
Keywords: Kumamoto winter storms, Kyushu seasonal risks, Aso volcanic ash
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Jul–Aug–Sep)
July and August are the hottest months, with temperatures ranging from 24–33°C. September cools slightly to 21–29°C as humidity decreases and autumn approaches. The Kumamoto Basin often experiences higher heat due to trapped warm air.
Categories: Summer Weather, Late Summer Climate
Keywords: Kumamoto July heat, Kyushu summer temperatures, Kumamoto Basin heat
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Summer brings intense heat, high humidity, and frequent rainfall. Typhoons may affect Kumamoto in August and September, bringing strong winds and heavy downpours. The Aso region may experience cooler temperatures but stronger storms due to elevation.
Categories: Seasonal Weather
Keywords: Kumamoto typhoon season, Kyushu summer storms, Aso weather patterns
Source: https://www.jma.go.jp
👕 Clothes to Wear
Light, breathable clothing is essential in July and August. September remains warm but may require light layers during cooler evenings. Rain gear is recommended throughout the season, especially during typhoon periods.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Summer record highs in Kumamoto often exceed 36°C, especially during heatwaves. Typhoon years may show extreme rainfall totals and strong wind events, particularly in mountainous regions like Aso.
Categories: Temperature Records
Keywords: Kumamoto heatwave records, Kyushu rainfall extremes, Aso storm data
Source: https://www.jma.go.jp
🏞️ Places to Visit
Popular summer destinations include Aso Volcano, Kurokawa Onsen, Amakusa Islands, and Suizenji Garden. September offers scenic drives and early autumn landscapes across central Kyushu.
Travel & weather guide
⚠️ Weather Incidents
Typhoons are the main weather threat in July–September, bringing strong winds, storm surges, and heavy rainfall. Heatwaves are also common in July and August, especially in the Kumamoto Basin. Aso may experience fog, landslides, or volcanic ash depending on activity.
Categories: Weather Safety
Keywords: Kumamoto typhoon impact, Kyushu heatwaves, Aso volcanic risks
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Oct–Nov–Dec)
October temperatures range from 14–23°C, November cools to 9–17°C, and December settles into mild winter conditions at 5–13°C. Humidity drops significantly, creating crisp, clear days ideal for outdoor activities across Kumamoto. The Aso highlands experience colder temperatures and earlier frosts.
Categories: Autumn Weather, Winter Climate
Keywords: Kumamoto October temperatures, Kumamoto December climate, Aso winter
Source: https//www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Autumn is dry and sunny with light winds. November brings cooler evenings, and December is calm with low rainfall. Typhoon activity usually ends by early October, making late autumn one of the safest and most pleasant travel periods. Mountainous regions such as Aso may experience stronger winds and early winter fog.
Categories: Seasonal Weather
Keywords: Kumamoto autumn weather, Kyushu winter patterns, Aso fog
Source: https//www.jma.go.jp
🧥 Clothes to Wear
October is comfortable with light layers, November requires sweaters or jackets, and December calls for warm but not heavy winter clothing. Visitors heading to Aso should bring extra layers due to colder highland temperatures.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Autumn record highs can exceed 28°C during warm spells, while December record lows may approach 0°C in inland and mountainous areas. The Aso region often records the lowest temperatures in the prefecture.
Categories: Temperature Records
Keywords: Kumamoto autumn heat records, Kyushu winter lows, Aso temperature data
Source: https//www.jma.go.jp
🏞️ Places to Visit
Autumn is ideal for exploring Kumamoto Castle, Suizenji Garden, and the Aso Volcano region. December offers clear skies perfect for photography, hot spring visits, and scenic drives across central Kyushu.
Travel & weather guide
⚠️ Weather Incidents
Weather incidents are minimal in late autumn and early winter. Occasional strong winds or cold snaps may occur, but severe events are rare. The Aso region may experience frost, light snow, or volcanic ash depending on activity levels.
Categories: Weather Safety
Keywords: Kumamoto winter storms, Kyushu seasonal risks, Aso volcanic ash
Source: https//www.jma.go.jp
🌟 Best Month & ❗ Worst Month
The best months to visit Kumamoto are April, May, October, and November due to mild temperatures, low rainfall, and ideal sightseeing conditions. The worst months are July and August because of extreme heat, humidity, and typhoon influence, especially in the Kumamoto Basin.
Categories: Travel Planning, Seasonal Climate
Keywords: Best time to visit Kumamoto, Kumamoto weather seasons
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🏞️ 10 Places to Visit in Kumamoto
1. Kumamoto Castle
2. Suizenji Garden
3. Aso Volcano
4. Kurokawa Onsen
5. Amakusa Islands
6. Shirakawa Springs
7. Nabegataki Falls
8. Reigando Cave
9. Tsujunkyo Bridge
10. Aso Kuju National Park
Categories: Kumamoto Tourism
Keywords: Kumamoto attractions, Kyushu sightseeing
📝 Conclusion
Kumamoto Prefecture offers a warm, varied climate shaped by inland basins, volcanic highlands, and coastal influences. With hot springs, mountains, and historic sites, the region provides excellent travel opportunities year-round. Understanding seasonal weather helps visitors plan the perfect trip.
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📘 Summary
Kumamoto features a humid subtropical climate with hot summers, mild winters, and a rainy season in June–July. Spring and autumn provide the most comfortable conditions, while summer brings heat, typhoons, and high humidity. Each season offers unique landscapes across central Kyushu.
Categories: Weather Summary, Climate Overview
Keywords: Kumamoto climate summary, Kyushu weather overview
🔗 Links to Sources
Primary climate data sourced from the Japan Meteorological Agency.
Source: https//www.jma.go.jp
Additional travel and weather insights: https://2daysweather.com
Categories: Weather Sources, Climate Data
Keywords: Kumamoto weather data, JMA climate info
Paul (Poison Fish) Manjyu Woodman