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Kumakogen

Travel Info

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Kumakogen Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kumakogen year round climate

  • Spring (March–May): Average 52–67°F, mild climate, increasing rainfall. March–May is a blooming season with pleasant scenery. Common activities: Sightseeing, flower viewing, hiking. Suggested clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 74–84°F, hot and rainy, with the most rainfall in July and higher humidity. Common activities: Summer resort, playing in streams, mountain hiking (note: heatstroke and rain prevention). Suggested clothing: Light and breathable clothing, rain gear, sunscreen.
  • Autumn (September–November): Average 68–80°F, comfortable and pleasant climate, decreasing rainfall, crisp autumn air. Common activities: Maple leaf viewing, hiking, outdoor activities. Suggested clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 43–47°F, low temperatures, less rainfall. Common activities: Hot spring bathing, indoor activities. Suggested clothing: Warm clothing, jacket, hat, gloves.

Kumakogen climatological average

Annual average temperature: approx. 64.0°F / Annual rainfall: approx. 1496 mm / Summer humidity: 70%–80% / Rainiest month: July

Kumakogen monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
43.9°F
45
February
45.1°F
64
March
52.9°F
122.7
April
61.3°F
173.3
May
67.1°F
200.7
June
74.5°F
246.3
July
82.9°F
292.7
August
84.7°F
103.7
September
81°F
53
October
68.2°F
69.3
November
59.2°F
101.3
December
47.1°F
24.3

Kumakogen weather for the next seven days

5/1
Friday
Moderate rain
60°F/54.3°F
5/2
Saturday
Sunny
68.9°F/50.6°F
5/3
Sunday
Heavy rain
64.4°F/54.4°F
5/4
Monday
Moderate rain
62.6°F/56°F
5/5
Tuesday
Patchy rain nearby
65.9°F/53°F
5/6
Wednesday
Sunny
66°F/52.5°F
5/7
Thursday
Sunny
68.1°F/53.2°F

Kumakogen Frequently Asked Questions and Useful Information for Travel

When is the best time to visit Mount Aso?

Considering climate and sightseeing activities, spring and autumn are undoubtedly the best seasons to visit. During these periods, the weather is pleasant, and the cherry blossoms and autumn leaves seen everywhere offer visitors a superb visual feast. Additionally, seasonal cuisine with its rich flavors allows for a culinary indulgence, experiencing the local customs and culture.

Where can I buy Chiikawa merchandise in Kumamoto?

'Shunsaikan' has branches at Kumamoto Station, SAKURA MACHI, Castle Town, and Aso Kumamoto Airport. Be sure to look for them! (Additionally, some merchandise is also sold at Greenland theme park, highway rest stops, and zoos. The 'KIDDY LAND' on the 6th floor of Amu Plaza at Kumamoto Station is a specialty store for anime character goods!)

Is Kumamoto suitable for families with children?

Kumamoto not only boasts the majestic Aso landscape, clear springs, and charming castle towns, but also features large amusement parks, zoos, farms, and experience facilities, making it an ideal choice for family travel with children.

What are the famous volcanic landscapes in Kumamoto Kogen?

The most famous volcanic landscape in Kumamoto Kogen is Mount Aso, which possesses one of the largest calderas in the world. Visitors can admire the magnificent scenery of the crater up close and experience the unique volcanic terrain.

Besides Mount Aso, what other natural attractions are recommended in Kumamoto Kogen?

Kumamoto Kogen is rich in natural resources. Besides Mount Aso, there are many beautiful springs, such as the Shirakawa Spring, with its clear and sweet water. Furthermore, the picturesque rural scenery and lush green mountain forests along the way are also invigorating.