Air Quality in Tokyo, Japan

Drizzle
23.7°C · 83.6% humidity
23.7°
Feels 23.7°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
58 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
87 5am
149
87
53 8am
62
69
75 11am
78
81
83 2pm
84
85
84 5pm
85
85
85 8pm
86
86
87 11pm
87
149
149 2am
149
87
Station readings
10
CAMS model adj +3
84
146
84
83
83
83
84
84
84
84
84
84
83
83
83
83
83
83
84
84
146
146
146
84
AD 728×90

Air Quality Index Trend

6h · 1 stn

Tokyo's air quality is influenced by vehicle emissions, industrial activity, and transboundary pollution from mainland Asia. Spring dust events and summer photochemical smog create seasonal air quality challenges.

83.6%
Humidity
54.5 km/h
Wind NNW
1002.6 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
53
13.24 µg/m³
PM10
63
79.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

6h · 1 station
PM2.513.24 µg/m³ ✓ WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX4.4
Moderate
AD 300×250
13.24
Median
14.49
Average
0.5
Low
24.0
High
PM2.5 µg/m³ · Model: 27.55 · Bias: +14.3
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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 2026-07-21T23:16 UTC.