Home › Canada › Longueuil › History

Air Quality History for Longueuil, Canada

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

63
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

472h

PM2.5 Station

472h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 70 70–70 21.3 µg/m³ 3.4 1h 3
2026-08-07 65 45–80 18.9 µg/m³ 3.2 24h 3
2026-08-06 58 45–71 15.4 µg/m³ 2.7 24h 3
2026-08-05 33 20–51 7.9 µg/m³ 1.5 24h 3
2026-08-04 24 13–39 5.8 µg/m³ 1.1 24h 3
2026-08-03 44 4–97 11.7 µg/m³ 2.0 21h 3
2026-08-02 80 58–94 25.7 µg/m³ 4.8 24h 3
2026-08-01 66 44–89 19.3 µg/m³ 3.0 24h 3
2026-07-31 81 60–115 26.5 µg/m³ 4.5 24h 3
2026-07-30 61 42–91 17.3 µg/m³ 3.1 24h 3
2026-07-29 68 27–99 21.0 µg/m³ 3.9 24h 3
2026-07-28 91 73–110 31.0 µg/m³ 5.6 24h 3
2026-07-27 65 47–81 18.7 µg/m³ 3.8 24h 3
2026-07-26 59 41–69 16.2 µg/m³ 3.3 24h 3
2026-07-25 63 36–96 18.1 µg/m³ 3.2 24h 3
2026-07-24 33 20–60 8.1 µg/m³ 1.5 24h 3
2026-07-23 15 2–30 3.5 µg/m³ 0.8 23h 3
2026-07-22 43 2–82 12.2 µg/m³ 2.5 21h 2
2026-07-21 59 34–85 16.9 µg/m³ 3.4 24h 3
2026-07-20 41 16–57 9.9 µg/m³ 1.8 24h 3
2026-07-19 37 9–143 10.6 µg/m³ 2.1 22h 3
Back to Longueuil Air Quality