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Air Quality History for Stouffville, Canada

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

39
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

480h

PM2.5 Station

480h · 12 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 33 24–54 8.1 µg/m³ 2.4 5h 9
2026-05-29 43 12–119 11.6 µg/m³ 12.1 24h 12
2026-05-28 38 13–166 11.7 µg/m³ 1.6 24h 13
2026-05-27 50 22–111 13.7 µg/m³ 6.1 24h 12
2026-05-26 45 20–87 12.1 µg/m³ 6.0 24h 12
2026-05-25 64 36–159 19.1 µg/m³ 11.2 24h 13
2026-05-24 44 10–93 12.0 µg/m³ 7.1 24h 13
2026-05-23 62 20–166 18.8 µg/m³ 2.7 24h 14
2026-05-22 46 17–77 12.1 µg/m³ 5.0 24h 12
2026-05-21 68 26–174 22.5 µg/m³ 1.6 24h 14
2026-05-20 65 13–266 25.4 µg/m³ 7.2 24h 12
2026-05-19 46 21–91 12.3 µg/m³ 8.5 24h 12
2026-05-18 58 31–121 16.7 µg/m³ 29.4 24h 11
2026-05-17 59 29–120 17.2 µg/m³ 27.7 24h 7
2026-05-16 48 27–112 12.8 µg/m³ 9.3 24h 14
2026-05-15 45 17–101 12.1 µg/m³ 1.8 24h 16
2026-05-14 51 15–162 14.7 µg/m³ 1.8 24h 15
2026-05-13 52 26–110 13.7 µg/m³ 11.3 24h 16
2026-05-12 40 18–78 10.3 µg/m³ 2.4 24h 15
2026-05-11 47 13–111 13.0 µg/m³ 7.6 24h 17
2026-05-10 44 18–70 11.3 µg/m³ 4.4 19h 17
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