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Air Quality History for Halton Hills, Canada

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

45
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 76 42–93 24.2 µg/m³ 26.8 9h 1
2026-08-07 68 41–90 20.2 µg/m³ 20.5 24h 1
2026-08-06 61 33–171 18.5 µg/m³ 19.0 24h 1
2026-08-05 30 9–52 7.3 µg/m³ 7.5 24h 1
2026-08-04 26 9–87 6.6 µg/m³ 6.7 24h 1
2026-08-03 14 4–35 3.4 µg/m³ 3.3 23h 1
2026-08-02 58 8–99 16.8 µg/m³ 17.2 24h 1
2026-08-01 76 36–124 24.0 µg/m³ 24.8 24h 1
2026-07-31 37 9–211 14.0 µg/m³ 14.3 24h 1
2026-07-30 22 5–160 6.8 µg/m³ 7.0 24h 1
2026-07-29 27 4–65 6.7 µg/m³ 6.9 24h 1
2026-07-28 74 38–92 23.5 µg/m³ 24.4 24h 1
2026-07-27 78 63–100 24.9 µg/m³ 25.8 24h 1
2026-07-26 60 47–74 16.5 µg/m³ 16.6 24h 1
2026-07-25 46 23–64 11.5 µg/m³ 11.8 24h 1
2026-07-24 23 18–31 5.6 µg/m³ 5.8 24h 1
2026-07-23 17 9–25 4.1 µg/m³ 4.2 24h 1
2026-07-22 15 4–59 3.8 µg/m³ 3.9 24h 2
2026-07-21 92 16–129 31.9 µg/m³ 38.0 24h 1
2026-07-20 42 14–127 12.7 µg/m³ 14.1 24h 1
2026-07-19 50 14–151 15.5 µg/m³ 17.5 15h 1
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