What is the air quality in Kumamoto today?

The current Air Quality Index (AQI) in Kumamoto is 42 (Good). PM2.5 concentration is 10.07 µg/m³.

What is the temperature in Kumamoto right now?

The current temperature in Kumamoto is 24.5°C (feels like 24.5°C). Humidity is 57.6% and wind speed is 16.8 km/h.

Is it safe to go outside in Kumamoto?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Kumamoto, Japan

Partly Cloudy

24.5°C · 57.6% humidity

24.5°

Feels 24.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

— 2pm

—

— 5pm

—

— 8pm

—

— 11pm

—

— 2am

—

— 5am

—

— 8am

—

— 11am

—

Air Quality Index Trend

45h · 16 stn

View full history →

Kumamoto's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

57.6%

Humidity

16.8 km/h

Wind W

1015.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

10.07 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Kumamoto?

Temperature & Precipitation

PM2.5 Trend

45h · 16 stations

PM2.510.07 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (5 stations within 25 km)

10.07

Median

6.4

Average

1.2

Low

14.5

High

PM2.5 µg/m³ · Model: 8.2 · Bias: -1.9

What is the 7-day forecast for Kumamoto?

10-21

24.5° 16.0°

3.75 mm

10-22

28.6° 19.7°

0.19 mm

10-23

27.9° 16.2°

0.44 mm

10-24

24.3° 17.8°

0.06 mm

10-25

21.9° 12.7°

9.06 mm

10-26

20.5° 11.6°

10-27

22.0° 13.8°

Both models agree Avg diff: 4.9°C

Where are air quality stations near Kumamoto?

Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)

5.3 km PM2.5: 14.5 µg/m³

Jonanmachitaka, Kumamoto Prefecture, Japan (城南町熊本市南区)

8.9 km PM2.5: 3.1 µg/m³

Uekimachi Iwano, Kumamoto-ken, Japan (北区役所熊本市北区)

10.9 km PM2.5: 4.1 µg/m³

Asahimachi, Uto, Kumamoto, Japan (宇土運動公園宇土市)

13.6 km PM2.5: 9.1 µg/m³

Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)

18.7 km PM2.5: 2.2 µg/m³

Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)

18.7 km PM2.5: 5.0 µg/m³

Hikimizu, Kumamoto, Japan (大津町引水菊池郡大津町)

19.6 km PM2.5: 5.0 µg/m³

Iwashita, Kumamoto, Japan (甲佐町岩下上益城郡甲佐町)

20.2 km PM2.5: 4.1 µg/m³

Waifu, Kikuchi, Kumamoto, Japan (菊池市役所菊池市)

22.1 km PM2.5: 9.1 µg/m³

Waifu, Kikuchi, Kumamoto, Japan (菊池市役所菊池市)

22.1 km PM2.5: 7.2 µg/m³

What cities are near Kumamoto?

56 Kotō 17 Uekimachi-mōno 43 Shimada 30 Okino 24 Kōshi 38 Uto 35 Mifune 35 Matsubase 33 Ōzu 16 Tamana

Get AQI alerts for Kumamoto

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T08:28 UTC.