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Air Quality History for Mont-Royal, Canada

Historical PM2.5 and AQI trend from monitoring stations near Mont-Royal, Canada.

19
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-09-05 18 7–30 4.4 µg/m³ 3.7 15h 2
2026-09-04 37 13–53 8.9 µg/m³ 7.3 24h 2
2026-09-03 37 12–83 9.2 µg/m³ 7.5 24h 2
2026-09-02 20 6–41 4.7 µg/m³ 4.4 24h 2
2026-09-01 25 5–78 6.4 µg/m³ 6.1 23h 2
2026-08-31 33 15–71 8.3 µg/m³ 7.5 24h 2
2026-08-30 38 19–58 9.2 µg/m³ 8.1 24h 2
2026-08-29 16 6–45 3.7 µg/m³ 3.3 24h 2
2026-08-28 32 1–87 8.0 µg/m³ 8.4 22h 2
2026-08-27 39 19–66 9.7 µg/m³ 8.3 24h 2
2026-08-26 19 5–37 4.4 µg/m³ 3.7 24h 2
2026-08-25 11 4–52 2.7 µg/m³ 2.2 24h 2
2026-08-24 20 4–55 4.8 µg/m³ 4.3 24h 2
2026-08-23 28 4–54 6.9 µg/m³ 6.8 24h 2
2026-08-22 35 14–57 8.5 µg/m³ 8.3 24h 2
2026-08-21 19 10–52 4.5 µg/m³ 4.8 24h 2
2026-08-20 34 6–60 8.2 µg/m³ 7.2 24h 2
2026-08-19 28 17–46 6.6 µg/m³ 5.3 24h 2
2026-08-18 15 9–22 3.7 µg/m³ 3.2 24h 2
2026-08-17 41 13–89 10.8 µg/m³ 9.4 24h 2
2026-08-16 33 20–61 8.2 µg/m³ 7.3 8h 2
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