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Air Quality History for Willowdale, Canada

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

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

Air Quality Index Station

336h

PM2.5 Station

336h · 11 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 40 25–83 10.8 µg/m³ 1.9 9h 8
2026-05-29 49 14–145 14.5 µg/m³ 12.1 24h 11
2026-05-28 34 17–88 8.4 µg/m³ 1.6 24h 10
2026-05-27 52 18–154 14.7 µg/m³ 6.1 24h 10
2026-05-26 45 17–94 12.0 µg/m³ 6.0 24h 9
2026-05-25 67 28–158 20.7 µg/m³ 11.2 24h 11
2026-05-24 41 19–77 10.7 µg/m³ 7.1 24h 11
2026-05-23 60 18–172 18.9 µg/m³ 2.7 24h 12
2026-05-22 41 14–77 11.0 µg/m³ 5.0 24h 9
2026-05-21 72 20–186 24.8 µg/m³ 1.6 24h 12
2026-05-20 75 13–196 29.4 µg/m³ 7.2 24h 10
2026-05-19 46 18–88 12.5 µg/m³ 8.5 24h 9
2026-05-18 61 32–111 17.9 µg/m³ 29.4 24h 8
2026-05-17 66 32–115 19.7 µg/m³ 27.7 24h 4
2026-05-16 44 23–87 11.7 µg/m³ 11.5 15h 11
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