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Air Quality History for Chatham, Canada

Historical PM2.5 and AQI trend from monitoring stations near Chatham, Canada.

53
Current AQI
Moderate Station

Air Quality Index Station

170h

PM2.5 Station

170h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 50 38–61 13.0 µg/m³ 2h 1
2026-07-20 87 68–119 28.9 µg/m³ 6h 1
2026-07-19 126 99–144 45.7 µg/m³ 4h 1
2026-07-18 46 38–55 11.3 µg/m³ 4h 1
2026-07-17 320 295–344 274.9 µg/m³ 2h 1
2026-07-14 42 26–57 10.6 µg/m³ 2h 1
2026-07-13 65 57–76 18.6 µg/m³ 8h 1
2026-07-12 47 21–61 12.2 µg/m³ 6h 1
2026-07-11 31 17–51 7.3 µg/m³ 13h 1
2026-07-10 31 24–44 7.5 µg/m³ 15h 1
2026-07-09 43 34–52 10.2 µg/m³ 11h 1
2026-07-08 31 21–45 7.3 µg/m³ 11h 1
2026-07-07 26 10–36 6.1 µg/m³ 6h 1
2026-07-06 35 34–38 8.3 µg/m³ 6h 1
2026-07-05 37 25–51 8.8 µg/m³ 20h 1
2026-07-04 31 20–43 7.5 µg/m³ 23h 1
2026-07-03 40 26–53 9.7 µg/m³ 23h 1
2026-07-02 53 48–55 13.0 µg/m³ 8h 1
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