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Air Quality History for Mont-Royal, Canada

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

28
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

438h

PM2.5 Station

438h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 30 14–44 7.3 µg/m³ 6.4 13h 2
2026-06-08 21 5–56 5.0 µg/m³ 4.5 24h 2
2026-06-07 20 5–57 4.8 µg/m³ 4.3 24h 2
2026-06-06 73 32–92 22.8 µg/m³ 19.0 24h 2
2026-06-05 45 26–60 11.0 µg/m³ 9.4 24h 2
2026-06-04 29 13–44 7.0 µg/m³ 6.4 24h 2
2026-06-03 17 8–37 4.1 µg/m³ 4.0 24h 2
2026-06-02 18 1–65 4.5 µg/m³ 5.0 23h 2
2026-06-01 16 5–86 4.3 µg/m³ 4.6 21h 2
2026-05-31 34 4–106 9.6 µg/m³ 10.1 24h 2
2026-05-30 10 4–19 2.4 µg/m³ 2.7 23h 2
2026-05-29 27 3–89 7.9 µg/m³ 9.1 24h 2
2026-05-28 14 2–70 3.4 µg/m³ 5.6 20h 1
2026-05-27 11 3–33 2.5 µg/m³ 2.2 19h 2
2026-05-26 28 5–54 6.7 µg/m³ 6.2 24h 2
2026-05-25 14 2–42 3.1 µg/m³ 3.0 15h 2
2026-05-24 19 3–105 5.6 µg/m³ 6.3 24h 2
2026-05-23 28 4–133 7.9 µg/m³ 8.7 24h 2
2026-05-22 11 1–49 2.7 µg/m³ 3.2 22h 2
2026-05-21 11 1–49 2.6 µg/m³ 3.6 13h 1
2026-05-20 14 2–51 3.3 µg/m³ 4.3 5h 2
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