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Air Quality History for Chiba, Japan

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

32
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

33h

PM2.5 Station

33h · 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 8–8 1.9 µg/m³ 1h 1
2026-09-02 32 32–32 7.7 µg/m³ 1h 1
2026-09-01 25 12–35 6.0 µg/m³ 3h 1
2026-08-30 24 20–29 5.9 µg/m³ 2h 1
2026-08-29 18 17–19 4.3 µg/m³ 3h 10
2026-08-28 38 12–64 10.7 µg/m³ 2h 2
2026-08-27 48 32–64 13.0 µg/m³ 2h 1
2026-08-26 31 29–34 7.4 µg/m³ 3h 1
2026-08-25 29 28–30 7.0 µg/m³ 2h 1
2026-08-24 23 20–26 5.5 µg/m³ 2h 1
2026-08-23 39 27–52 9.4 µg/m³ 4h 1
2026-08-21 21 21–21 5.0 µg/m³ 1h 1
2026-08-20 13 9–17 3.1 µg/m³ 2h 1
2026-08-19 18 18–18 4.3 µg/m³ 1h 1
2026-08-18 20 20–20 4.8 µg/m³ 1h 1
2026-08-17 33 33–33 7.9 µg/m³ 1h 1
2026-08-16 14 10–18 3.4 µg/m³ 2h 1
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