Hibiyakoen, Chiyoda, Tokyo, Japan (日比谷交差点千代田区) Air Quality
Monitoring Station
· Chūō, Japan
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
15
11pm
7
21
0
2am
0
0
0
5am
0
0
0
8am
15
16
16
11am
15
16
—
2pm
—
—
—
5pm
—
—
—
8pm
—
—
Station readings
7
21
CAMS model
adj -68
83
83
66
66
66
66
66
66
66
66
83
84
84
83
84
Air Quality Forecast (24h)
PM2.55.0 µg/m³
✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:21 UTC.