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Air Quality History for Saint-Laurent, Canada

Historical PM2.5 and AQI trend from monitoring stations near Saint-Laurent, Canada.

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

Air Quality Index Station

457h

PM2.5 Station

457h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-21 57 28–91 16.4 µg/m³ 14.3 23h 2
2026-07-20 35 13–56 8.6 µg/m³ 6.9 24h 2
2026-07-19 45 6–154 14.3 µg/m³ 12.8 24h 2
2026-07-18 58 16–166 20.7 µg/m³ 18.2 24h 2
2026-07-17 15 4–32 3.7 µg/m³ 3.0 24h 2
2026-07-16 42 5–71 10.9 µg/m³ 10.0 24h 2
2026-07-15 81 14–148 27.4 µg/m³ 24.7 24h 2
2026-07-14 83 60–117 27.0 µg/m³ 23.3 24h 2
2026-07-13 85 69–106 28.3 µg/m³ 24.8 24h 2
2026-07-12 55 26–86 15.4 µg/m³ 13.0 24h 2
2026-07-11 43 26–58 10.4 µg/m³ 8.9 24h 2
2026-07-10 57 27–83 16.1 µg/m³ 13.2 24h 2
2026-07-09 37 4–73 10.0 µg/m³ 8.0 24h 2
2026-07-08 47 12–65 12.1 µg/m³ 9.9 24h 2
2026-07-07 59 37–97 16.3 µg/m³ 15.1 24h 2
2026-07-06 57 32–70 15.6 µg/m³ 15.4 13h 2
2026-07-05 36 13–59 8.6 µg/m³ 7.4 24h 2
2026-07-04 58 25–81 16.2 µg/m³ 13.4 24h 2
2026-07-03 54 31–71 14.3 µg/m³ 12.3 24h 2
2026-07-02 32 12–57 7.8 µg/m³ 7.1 13h 3
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