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Air Quality History for Saint-Laurent, Canada

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

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

Air Quality Index Station

407h

PM2.5 Station

407h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 10 4–13 2.4 µg/m³ 2.8 4h 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 26 2–50 6.2 µg/m³ 5.8 18h 2
2026-05-19 49 6–94 13.8 µg/m³ 11.5 24h 2
2026-05-18 18 1–60 4.4 µg/m³ 6.0 19h 2
2026-05-17 35 1–91 9.1 µg/m³ 10.3 21h 2
2026-05-16 19 3–74 4.8 µg/m³ 4.2 24h 2
2026-05-15 38 5–89 10.6 µg/m³ 8.2 24h 2
2026-05-14 45 21–69 11.5 µg/m³ 8.9 24h 2
2026-05-13 15 4–42 3.5 µg/m³ 3.9 24h 2
2026-05-12 6 2–13 1.1 µg/m³ 1.6 8h 1
2026-05-11 13 1–98 3.5 µg/m³ 10.8 16h 1
2026-05-10 22 1–122 6.8 µg/m³ 8.3 16h 2
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