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Air Quality History for Yokohama, Japan

Historical PM2.5 and AQI trend from monitoring stations near Yokohama, Japan.

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-04 8 7–9 1.9 µg/m³ 2h 1
2026-09-03 20 17–22 4.6 µg/m³ 2h 2
2026-09-02 29 23–32 6.9 µg/m³ 3h 1
2026-09-01 28 27–30 6.8 µg/m³ 2h 1
2026-08-31 16 16–17 4.0 µg/m³ 2h 1
2026-08-30 22 22–22 5.4 µg/m³ 1h 3
2026-08-29 20 17–25 4.9 µg/m³ 3h 5
2026-08-28 60 46–73 16.8 µg/m³ 2h 2
2026-08-27 58 58–58 15.4 µg/m³ 1h 1
2026-08-26 45 38–55 10.9 µg/m³ 4h 1
2026-08-25 30 22–37 7.1 µg/m³ 5h 1
2026-08-24 28 16–37 6.7 µg/m³ 3h 1
2026-08-23 50 50–50 11.9 µg/m³ 1h 2
2026-08-22 14 11–18 3.5 µg/m³ 2h 2
2026-08-21 14 9–20 3.5 µg/m³ 2h 1
2026-08-20 46 46–46 11.0 µg/m³ 1h 1
2026-08-19 34 34–34 8.2 µg/m³ 1h 1
2026-08-18 21 19–24 5.0 µg/m³ 4h 2
2026-08-17 19 10–26 4.4 µg/m³ 5h 1
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