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Air Quality History for Le Vieux-Longueuil, Canada

Historical PM2.5 and AQI trend from monitoring stations near Le Vieux-Longueuil, Canada.

24
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

409h

PM2.5 Station

409h · 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 10 4–13 2.3 µg/m³ 0.3 3h 1
2026-05-29 14 1–37 3.3 µg/m³ 0.7 24h 2
2026-05-28 12 2–70 2.9 µg/m³ 3.9 20h 1
2026-05-27 14 3–52 3.2 µg/m³ 0.2 19h 2
2026-05-26 28 3–44 6.7 µg/m³ 0.5 24h 2
2026-05-25 16 2–47 3.6 µg/m³ 0.5 15h 2
2026-05-24 16 3–33 3.7 µg/m³ 0.5 24h 2
2026-05-23 19 2–67 4.7 µg/m³ 0.6 24h 2
2026-05-22 7 1–43 1.7 µg/m³ 0.2 22h 2
2026-05-21 10 1–53 2.5 µg/m³ 1.2 13h 1
2026-05-20 28 2–52 6.8 µg/m³ 0.4 18h 2
2026-05-19 56 12–164 17.3 µg/m³ 0.9 24h 2
2026-05-18 13 1–39 3.1 µg/m³ 0.5 19h 2
2026-05-17 37 1–76 9.7 µg/m³ 0.8 21h 2
2026-05-16 20 3–73 5.2 µg/m³ 0.3 24h 2
2026-05-15 45 6–109 13.8 µg/m³ 0.6 24h 2
2026-05-14 51 23–102 14.4 µg/m³ 0.7 24h 2
2026-05-13 12 4–48 2.9 µg/m³ 0.3 24h 2
2026-05-12 5 1–13 1.0 µg/m³ 1.3 8h 1
2026-05-11 7 1–38 1.6 µg/m³ 3.0 16h 1
2026-05-10 23 1–122 6.3 µg/m³ 3.6 19h 2
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