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Air Quality History for Whitchurch-Stouffville, Canada

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

17
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

474h

PM2.5 Station

474h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 19 16–24 4.6 µg/m³ 16h 2
2026-09-04 20 10–28 4.7 µg/m³ 24h 2
2026-09-03 31 24–46 7.5 µg/m³ 24h 2
2026-09-02 37 22–56 9.0 µg/m³ 24h 2
2026-09-01 47 25–60 11.9 µg/m³ 24h 2
2026-08-31 28 22–42 6.7 µg/m³ 24h 2
2026-08-30 35 28–42 8.4 µg/m³ 24h 2
2026-08-29 24 10–43 5.7 µg/m³ 24h 2
2026-08-28 20 13–33 4.7 µg/m³ 24h 2
2026-08-27 32 23–41 7.8 µg/m³ 24h 2
2026-08-26 39 14–47 9.3 µg/m³ 24h 2
2026-08-25 21 8–40 5.1 µg/m³ 23h 2
2026-08-24 16 9–29 3.7 µg/m³ 24h 2
2026-08-23 25 17–49 6.0 µg/m³ 24h 2
2026-08-22 38 24–49 9.0 µg/m³ 24h 2
2026-08-21 29 8–52 7.0 µg/m³ 24h 2
2026-08-20 38 25–51 9.0 µg/m³ 24h 2
2026-08-19 29 24–34 6.9 µg/m³ 24h 2
2026-08-18 20 10–27 4.8 µg/m³ 22h 2
2026-08-17 30 13–50 7.1 µg/m³ 21h 2
2026-08-16 34 25–45 8.2 µg/m³ 8h 2
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