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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.

55
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 81 81–81 26.4 µg/m³ 1.0 1h 2
2026-07-21 61 36–87 17.3 µg/m³ 1.1 24h 2
2026-07-20 42 16–59 10.3 µg/m³ 0.5 24h 2
2026-07-19 47 10–160 15.7 µg/m³ 1.0 24h 2
2026-07-18 61 24–173 23.1 µg/m³ 1.4 24h 2
2026-07-17 20 4–39 4.8 µg/m³ 0.2 24h 2
2026-07-16 42 6–82 11.1 µg/m³ 0.8 24h 2
2026-07-15 84 20–152 28.4 µg/m³ 1.9 24h 2
2026-07-14 85 62–116 28.2 µg/m³ 1.8 24h 2
2026-07-13 87 65–108 29.3 µg/m³ 1.9 24h 2
2026-07-12 55 23–90 15.7 µg/m³ 1.0 24h 2
2026-07-11 48 31–59 11.7 µg/m³ 0.7 24h 2
2026-07-10 64 39–107 18.6 µg/m³ 1.0 24h 2
2026-07-09 45 4–85 12.9 µg/m³ 0.6 24h 2
2026-07-08 52 23–79 14.3 µg/m³ 1.3 23h 2
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