Air Quality in Kotō, Japan

Cloudy
30.5°C · 74.8% humidity
30.5°
Feels 37.3°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast
54 5am
54
27
31 8am
34
27
27 11am
27
34
34 2pm
34
54
54 5pm
54
54
54 8pm
54
54
54 11pm
54
54
54 2am
54
54
AD 728×90

Air Quality Index Trend

47h · 1 stn

Kotō'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.

74.8%
Humidity
39.4 km/h
Wind ENE
989.9 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
31
7.36 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Kotō?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.57.36 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (9 stations within 25 km)
7.36
Median
9.67
Average
5.8
Low
19.7
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.6

What is the 7-day forecast for Kotō?

07-21
34.5° 26.4°
07-22
32.0° 26.9°
1.25 mm
07-23
30.4° 22.3°
8.13 mm
07-24
31.9° 25.8°
3.56 mm
07-25
32.6° 26.4°
07-26
37.8° 25.1°
1.94 mm
07-27
33.0° 25.1°
0.06 mm
Both models agree Avg diff: 1.9°C

Where are air quality stations near Kotō?

31
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
0.6 km PM2.5: 7.4 µg/m³
8
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
0.6 km PM2.5: 1.9 µg/m³
33
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
2.6 km PM2.5: 7.9 µg/m³
30
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
2.6 km PM2.5: 7.2 µg/m³
34
Suidōchō, Kumamoto-ken, Japan (水道町自排局熊本市中央区)
4.1 km PM2.5: 8.2 µg/m³
4
Suidōchō, Kumamoto-ken, Japan (水道町自排局熊本市中央区)
4.1 km PM2.5: 1.0 µg/m³
27
Jonanmachitaka, Kumamoto Prefecture, Japan (城南町熊本市南区)
6.5 km PM2.5: 6.5 µg/m³
24
Jonanmachitaka, Kumamoto Prefecture, Japan (城南町熊本市南区)
6.5 km PM2.5: 5.8 µg/m³
63
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
7.8 km PM2.5: 17.8 µg/m³
38
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
7.8 km PM2.5: 9.1 µg/m³

What cities are near Kotō?

37 Shimada 36 Kumamoto 35 Mifune 36 Okino 46 Uto 40 Kōshi 39 Uekimachi-mōno 42 Matsubase 44 Ōzu 41 Uki
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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 2026-07-21T23:15 UTC.