Air Quality in Kokubu-matsuki, Japan

Heavy Rain
20.1°C · 95.4% humidity
20.1°
Feels 20.1°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
66 6am
66
66
36 9am
45
68
72 12pm
75
60
62 3pm
63
64
65 6pm
65
65
65 9pm
66
66
83 12am
83
83
83 3am
83
83
AD 728×90

Air Quality Index Trend

47h · 12 stn

Kokubu-matsuki'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. Current PM2.5 concentration in Kokubu-matsuki is 1.7× the WHO annual guideline of 5 µg/m³.

95.4%
Humidity
50.3 km/h
Wind ESE
1005.5 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
36
8.6 µg/m³
PM10
60
73.05 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 12 stations
PM2.58.6 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX9.4
Very High
AD 300×250
8.6
Median
8.3
Average
7.2
Low
9.1
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +14.6
05-29
20.4° 19.0°
24.75 mm
05-30
22.4° 18.1°
1.94 mm
05-31
24.8° 18.1°
06-01
27.0° 18.4°
0.44 mm
06-02
23.9° 18.7°
0.5 mm
06-03
22.9° 17.4°
23.06 mm
06-04
23.7° 17.3°
18.94 mm
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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 2026-05-29T00:26 UTC.