Air Quality in Kumamoto, Japan

Drizzle
26.2°C · 56.3% humidity
26.2°
Feels 26.2°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast
54 8am
54
54
30 11am
37
42
45 2pm
48
49
51 5pm
52
52
53 8pm
65
65
66 11pm
66
83
83 2am
83
84
84 5am
83
83
AD 728×90

Air Quality Index Trend

47h · 20 stn

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.

56.3%
Humidity
9.3 km/h
Wind SE
1012.7 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.31 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Kumamoto?

Temperature & Precipitation

PM2.5 Trend

47h · 20 stations
PM2.57.31 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (13 stations within 25 km)
7.31
Median
7.38
Average
3.4
Low
12.0
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +6.2

What is the 7-day forecast for Kumamoto?

06-09
26.2° 20.9°
1.37 mm
06-10
22.9° 18.4°
1.25 mm
06-11
31.2° 20.0°
0.06 mm
06-12
27.6° 20.7°
06-13
28.1° 20.8°
32.81 mm
06-14
24.0° 19.0°
39.06 mm
06-15
28.3° 19.6°
38.25 mm
Both models agree Avg diff: 1.7°C

Where are air quality stations near Kumamoto?

34
Suidōchō, Kumamoto-ken, Japan (水道町自排局熊本市中央区)
2.1 km PM2.5: 8.2 µg/m³
30
Suidōchō, Kumamoto-ken, Japan (水道町自排局熊本市中央区)
2.1 km PM2.5: 7.2 µg/m³
46
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
5.3 km PM2.5: 11.0 µg/m³
30
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
5.3 km PM2.5: 7.2 µg/m³
21
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
7.0 km PM2.5: 5.0 µg/m³
21
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
7.0 km PM2.5: 5.0 µg/m³
14
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
7.4 km PM2.5: 3.4 µg/m³
21
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
7.4 km PM2.5: 5.0 µg/m³
46
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
8.3 km PM2.5: 11.0 µg/m³
25
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
8.3 km PM2.5: 6.0 µg/m³

What cities are near Kumamoto?

28 Kotō 49 Uekimachi-mōno 40 Shimada 29 Okino 30 Kōshi 25 Uto 35 Mifune 28 Matsubase 33 Ōzu 30 Tamana
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T02:19 UTC.