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Air Quality History for Ayase, Japan

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

27
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

30h

PM2.5 Station

30h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 19 19–19 4.6 µg/m³ 1h 1
2026-09-04 8 7–9 1.9 µg/m³ 2h 2
2026-09-03 15 15–15 3.6 µg/m³ 1h 1
2026-09-02 27 23–31 6.5 µg/m³ 2h 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 20 15–24 4.6 µg/m³ 2h 2
2026-08-29 19 15–24 4.6 µg/m³ 4h 3
2026-08-28 17 12–22 4.1 µg/m³ 2h 1
2026-08-27 58 58–58 15.4 µg/m³ 1h 1
2026-08-26 40 33–48 9.5 µg/m³ 3h 1
2026-08-25 28 22–37 6.8 µg/m³ 4h 1
2026-08-24 23 16–30 5.6 µg/m³ 2h 2
2026-08-23 49 49–49 11.9 µg/m³ 1h 2
2026-08-22 17 17–17 4.1 µg/m³ 1h 1
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