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Air Quality History for Stouffville, Canada

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

52
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

193h

PM2.5 Station

193h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 42 41–42 9.9 µg/m³ 2h 3
2026-08-07 53 44–60 13.4 µg/m³ 18h 3
2026-08-06 40 36–43 9.6 µg/m³ 10h 3
2026-08-05 40 27–54 9.7 µg/m³ 6h 3
2026-08-04 25 19–34 6.0 µg/m³ 16h 3
2026-08-03 17 12–20 4.1 µg/m³ 11h 3
2026-08-02 41 29–53 10.0 µg/m³ 2h 3
2026-08-01 48 39–58 12.4 µg/m³ 2h 2
2026-07-31 24 15–40 5.9 µg/m³ 16h 3
2026-07-30 21 16–25 5.0 µg/m³ 7h 3
2026-07-29 26 21–30 6.1 µg/m³ 2h 3
2026-07-28 65 65–65 18.8 µg/m³ 1h 3
2026-07-27 55 51–63 14.0 µg/m³ 9h 3
2026-07-26 43 41–48 10.4 µg/m³ 5h 3
2026-07-25 38 29–46 9.2 µg/m³ 10h 3
2026-07-24 29 19–44 6.9 µg/m³ 20h 3
2026-07-23 24 18–30 5.7 µg/m³ 20h 3
2026-07-22 23 14–38 5.5 µg/m³ 24h 3
2026-07-21 35 33–37 8.4 µg/m³ 3h 3
2026-07-20 34 19–66 8.9 µg/m³ 6h 3
2026-07-19 30 25–37 7.1 µg/m³ 3h 3
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