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Weather in Kumamoto, Japan 🇯🇵

Current Weather in Kumamoto

Sunny
28°C
Feels like 29°C. Sunny.
🌬️ 4 km/h E
💧 56% Humidity
🧭 1012 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.6
🌡️ Dew Point: 18°C
🌅 Sunrise: 05:51 AM
🌇 Sunset: 06:42 PM
Map Overlays:

In Kumamoto right now it is 28°C and sunny, feeling like 29°C. The air is at 56% humidity and winds are about 4 km/h, and the UV index is 2 (low). The next few days in Kumamoto look set for about 24°C up to 37°C.

Hourly Forecast for Kumamoto

09:00
Sunny
31°
2%
10:00
Cloudy
33°
7%
11:00
Cloudy
35°
5%
12:00
Cloudy
34°
8%
13:00
Partly Cloudy
34°
3%
14:00
Sunny
36°
1%
15:00
Partly Cloudy
36°
5%
16:00
Overcast
35°
9%
17:00
Overcast
32°
11%
18:00
Cloudy
30°
10%
19:00
Partly Cloudy
30°
6%
20:00
Clear
29°
4%
21:00
Partly Cloudy
28°
8%
22:00
Clear
27°
5%
23:00
Clear
27°
6%
00:00
Clear
26°
6%
01:00
Clear
26°
8%
02:00
Cloudy
26°
15%
03:00
Overcast
25°
19%
04:00
Overcast
25°
19%
05:00
Partly Cloudy
25°
13%
06:00
Partly Cloudy
25°
10%
07:00
Cloudy
26°
15%
08:00
Overcast
28°
14%

14-Day Forecast for Kumamoto

Tue, Sep 01
Sunny Sunny
36° / 24°
Wed, Sep 02
Overcast Overcast
37° / 25°
Thu, Sep 03
Overcast Overcast
29° / 24°
Fri, Sep 04
Overcast Overcast
30° / 24°
Sat, Sep 05
Overcast Overcast
32° / 25°
Sun, Sep 06
Overcast Overcast
27° / 24°
Mon, Sep 07
Overcast Overcast
32° / 23°
Tue, Sep 08
Sunny Sunny
35° / 24°
Wed, Sep 09
Partly Cloudy Partly Cloudy
32° / 24°
Thu, Sep 10
Sunny Sunny
33° / 24°
Fri, Sep 11
Overcast Overcast
32° / 25°
Sat, Sep 12
Patchy rain nearby Patchy rain nearby
33° / 26°
Sun, Sep 13
Patchy rain nearby Patchy rain nearby
34° / 24°
Mon, Sep 14
Sunny Sunny
34° / 24°

Additional Forecasts for Kumamoto

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 123.0 μg/m³
O₃ (Ozone) 46.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.5 μg/m³
SO₂ (Sulphur Dioxide) 3.1 μg/m³
PM2.5 (Fine particles) 7.3 μg/m³
PM10 (Coarse particles) 9.1 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

Browse Weather in Japan by cities in alphabetical order:

A B C D E F G H I J K M N O R S T U W Y Z

Weather in Japan ›

Best Time to Be Outside in Kumamoto Today

The most comfortable window in Kumamoto today looks like 16:00 to 19:00, when it is around 33°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Kumamoto

What is the temperature in Kumamoto right now?

Kumamoto is sitting at 28°C (82°F) right now, sunny (feels like 29°C).

What's the weather like in Kumamoto right now?

Current weather in Kumamoto: Sunny, humidity 56%, wind 4 km/h E.

What is today's forecast for Kumamoto?

Today in Kumamoto: high 36°C, low 24°C, sunny. Chance of rain: 5%.

What is the 7-day weather forecast for Kumamoto?

Daily highs and lows for Kumamoto:

  • 2026-09-01: 36°C / 24°C
  • 2026-09-02: 37°C / 25°C
  • 2026-09-03: 29°C / 24°C
  • 2026-09-04: 30°C / 24°C
  • 2026-09-05: 32°C / 25°C
  • 2026-09-06: 27°C / 24°C
  • 2026-09-07: 32°C / 23°C
Is it going to rain in Kumamoto today?

There is a 5% chance of rain in Kumamoto today.

What is the wind speed in Kumamoto right now?

Wind in Kumamoto is currently 4 km/h (2 mph) from the E.

What is the UV index in Kumamoto right now?

The UV index in Kumamoto is currently 1.6 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇯🇵 Japan: Tokyo · Yokohama · Osaka · Nagoya · Sapporo · Fukuoka · Kawasaki · Kobe · Kyoto · Saitama · Hiroshima · Sendai · Chiba · Kitakyushu · Niigata · Hamamatsu · Sakai · Kumamoto · Okayama · Shizuoka · Honchō · Kawaguchi · Kagoshima · Hachiōji · Himeji · Matsuyama · Matsudo · Higashi-ōsaka · Kurashiki · Ōita · Nishinomiya-hama · Fukuyama · Kanazawa · Utsunomiya · Amagasaki · Fujisawa · Kashiwa · Toyota · Takamatsu · Toyama · Yokosuka · Nagasaki · Hirakata · Gifu-shi · Machida · Miyazaki · Toyonaka · Ichinomiya · Toyohashi · Minato