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Air Quality History for Laval, Canada

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

15
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

407h

PM2.5 Station

407h · 1 station

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 9 4–13 2.1 µg/m³ 3.4 5h 1
2026-05-29 29 4–99 8.8 µg/m³ 10.8 24h 2
2026-05-28 14 2–70 3.5 µg/m³ 5.9 20h 1
2026-05-27 10 3–30 2.3 µg/m³ 2.7 19h 2
2026-05-26 28 4–57 6.7 µg/m³ 7.3 24h 2
2026-05-25 13 2–49 3.0 µg/m³ 3.5 15h 2
2026-05-24 20 3–119 6.0 µg/m³ 7.5 24h 2
2026-05-23 29 4–152 8.5 µg/m³ 10.3 24h 2
2026-05-22 12 1–54 2.9 µg/m³ 3.8 22h 2
2026-05-21 11 1–54 2.6 µg/m³ 4.1 13h 1
2026-05-20 25 2–53 6.0 µg/m³ 7.1 18h 2
2026-05-19 47 4–78 12.9 µg/m³ 14.1 24h 2
2026-05-18 19 1–67 4.7 µg/m³ 7.4 19h 2
2026-05-17 35 1–94 8.9 µg/m³ 12.6 21h 2
2026-05-16 18 3–78 4.7 µg/m³ 5.1 24h 2
2026-05-15 36 4–85 9.8 µg/m³ 10.0 24h 2
2026-05-14 42 17–67 10.8 µg/m³ 10.9 24h 2
2026-05-13 15 4–49 3.7 µg/m³ 4.8 24h 2
2026-05-12 6 2–13 1.2 µg/m³ 1.7 8h 1
2026-05-11 14 1–117 4.0 µg/m³ 12.7 16h 1
2026-05-10 21 1–122 6.9 µg/m³ 9.5 15h 2
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