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Air Quality History for Mont-Royal, Canada

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

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

Air Quality Index Station

407h

PM2.5 Station

407h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 8 4–13 2.0 µg/m³ 2.2 8h 1
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 26 2–51 6.1 µg/m³ 6.0 18h 2
2026-05-19 49 6–90 13.7 µg/m³ 11.9 24h 2
2026-05-18 18 1–61 4.4 µg/m³ 6.2 19h 2
2026-05-17 35 1–91 9.0 µg/m³ 10.6 21h 2
2026-05-16 19 3–74 4.8 µg/m³ 4.3 24h 2
2026-05-15 37 5–88 10.5 µg/m³ 8.4 24h 2
2026-05-14 44 21–68 11.4 µg/m³ 9.2 24h 2
2026-05-13 15 4–43 3.6 µg/m³ 4.1 24h 2
2026-05-12 6 2–13 1.1 µg/m³ 1.7 8h 1
2026-05-11 13 1–101 3.6 µg/m³ 11.1 16h 1
2026-05-10 23 1–122 7.5 µg/m³ 10.9 12h 2
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