Air Quality in Bunkyo, Japan

Rain
23.8°C · 83.1% humidity
23.8°
Feels 23.8°
67
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
39 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
99 5am
161
99
67 8am
76
82
88 11am
91
93
95 2pm
96
97
96 5pm
97
97
97 8pm
98
98
99 11pm
99
161
161 2am
161
99
Station readings 20h ago
AQI 84
PM2.5 27.6 µg/m³ · 20h ago
CAMS model adj +15
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

5h · 1 stn

Bunkyo'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 Bunkyo is 1.3× the WHO 24-hour guideline of 15 µg/m³.

83.1%
Humidity
61.2 km/h
Wind N
1002.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
67
19.95 µg/m³
PM10
56
66.15 µg/m³
050100150200300500

What is the weather forecast for Bunkyo?

Temperature & Precipitation

PM2.5 Trend

5h · 1 station
PM2.519.95 µg/m³ ×1.3 WHO
Moderate
PM1066.15 µg/m³
Moderate
UV INDEX4.4
Moderate
AD 300×250
Station readings (39 stations within 25 km)
19.95
Median
16.82
Average
3.6
Low
26.8
High
PM2.5 µg/m³ · Model: 20.75 · Bias: +0.8
Both models agree Avg diff: 2.5°C

Where are air quality stations near Bunkyo?

23
Kobuchi, Kanagawa, Japan (古淵相模原市南区)
2.0 km PM2.5: 5.5 µg/m³
40
Kanamori, Machida-shi, Tōkyō-to, Japan (町田市金森町田市)
3.6 km PM2.5: 9.6 µg/m³
25
Sagamihara (相模原)
6.1 km PM2.5: 6.0 µg/m³
48
Shiratoridai, Kanagawa, Japan (青葉台横浜市青葉区)
8.5 km PM2.5: 11.5 µg/m³
42
Shiratoridai, Kanagawa, Japan (青葉台横浜市青葉区)
8.5 km PM2.5: 10.1 µg/m³
36
Sumida, Kanagawa, Japan (愛川町角田愛甲郡愛川町)
8.7 km PM2.5: 8.6 µg/m³
25
Sumida, Kanagawa, Japan (愛川町角田愛甲郡愛川町)
8.7 km PM2.5: 6.0 µg/m³
55
厚木市金田
9.0 km PM2.5: 14.0 µg/m³ PM10: 30.0 µg/m³
9
Katahira, Kanagawa, Japan (柿生川崎市麻生区)
9.4 km PM2.5: 2.2 µg/m³
23
Katahira, Kanagawa, Japan (柿生川崎市麻生区)
9.4 km PM2.5: 5.5 µg/m³

What cities are near Bunkyo?

64 Machida 60 Minamirinkan 59 Zama 60 Yamato 60 Aobadai 45 Minawa 59 Ayase 58 Atsugi 58 Aihara 62 Tama
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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.