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Air Quality History for Le Plateau-Mont-Royal, Canada

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

35
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

431h

PM2.5 Station

431h · 3 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 11 4–16 2.7 µg/m³ 0.7 4h 2
2026-05-29 19 2–53 4.7 µg/m³ 3.2 24h 3
2026-05-28 12 2–70 2.9 µg/m³ 2.5 22h 2
2026-05-27 12 3–45 2.7 µg/m³ 0.8 21h 3
2026-05-26 28 4–42 6.6 µg/m³ 2.3 24h 3
2026-05-25 15 2–36 3.4 µg/m³ 1.3 15h 2
2026-05-24 17 3–62 4.3 µg/m³ 2.4 24h 3
2026-05-23 23 2–70 5.7 µg/m³ 3.0 24h 3
2026-05-22 8 1–42 2.0 µg/m³ 0.8 22h 2
2026-05-21 10 1–45 2.4 µg/m³ 1.2 15h 2
2026-05-20 26 2–49 6.2 µg/m³ 2.2 19h 3
2026-05-19 54 11–155 16.0 µg/m³ 4.5 24h 3
2026-05-18 13 1–39 3.2 µg/m³ 1.6 23h 2
2026-05-17 31 1–80 8.4 µg/m³ 2.7 24h 2
2026-05-16 20 3–66 5.1 µg/m³ 1.4 24h 3
2026-05-15 42 6–97 12.6 µg/m³ 3.3 24h 3
2026-05-14 48 22–89 13.3 µg/m³ 3.5 24h 3
2026-05-13 13 4–36 3.1 µg/m³ 1.4 24h 3
2026-05-12 5 2–12 1.0 µg/m³ 1.0 12h 1
2026-05-11 8 1–56 2.0 µg/m³ 2.1 20h 2
2026-05-10 22 1–117 6.0 µg/m³ 4.3 18h 3
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