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Air Quality History for Saint-Laurent, Canada

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

30
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

438h

PM2.5 Station

438h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 26 14–40 6.3 µg/m³ 4.9 6h 2
2026-06-08 21 5–56 5.0 µg/m³ 4.4 24h 2
2026-06-07 20 5–57 4.8 µg/m³ 4.1 24h 2
2026-06-06 73 32–93 22.9 µg/m³ 18.3 24h 2
2026-06-05 45 26–60 11.0 µg/m³ 9.1 24h 2
2026-06-04 29 13–43 7.0 µg/m³ 6.1 24h 2
2026-06-03 17 9–36 4.1 µg/m³ 3.9 24h 2
2026-06-02 18 1–64 4.5 µg/m³ 4.8 23h 2
2026-06-01 16 5–84 4.3 µg/m³ 4.4 21h 2
2026-05-31 34 4–103 9.5 µg/m³ 9.7 24h 2
2026-05-30 10 4–19 2.4 µg/m³ 2.6 23h 2
2026-05-29 26 3–87 7.7 µg/m³ 8.8 24h 2
2026-05-28 14 2–70 3.4 µg/m³ 5.5 20h 1
2026-05-27 11 3–34 2.5 µg/m³ 2.2 19h 2
2026-05-26 28 5–54 6.7 µg/m³ 6.0 24h 2
2026-05-25 14 2–41 3.1 µg/m³ 2.9 15h 2
2026-05-24 19 3–102 5.6 µg/m³ 6.1 24h 2
2026-05-23 28 4–129 7.8 µg/m³ 8.4 24h 2
2026-05-22 11 1–47 2.6 µg/m³ 3.1 22h 2
2026-05-21 11 1–48 2.6 µg/m³ 3.5 13h 1
2026-05-20 28 2–50 6.7 µg/m³ 6.5 12h 2
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