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Air Quality History for Sainte-Catherine, Canada

Historical PM2.5 and AQI trend from monitoring stations near Sainte-Catherine, Canada.

35
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

278h

PM2.5 Station

278h · 1 station

Temperature GFS model

79pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 29 22–36 6.9 µg/m³ 3h 1
2026-10-20 19 2–62 4.4 µg/m³ 15h 1
2026-10-19 8 3–12 1.9 µg/m³ 16h 1
2026-10-18 12 6–20 2.8 µg/m³ 17h 1
2026-10-17 25 2–92 7.2 µg/m³ 7h 1
2026-10-16 33 3–145 9.2 µg/m³ 19h 1
2026-10-15 6 2–18 1.3 µg/m³ 12h 1
2026-10-14 18 1–72 4.7 µg/m³ 14h 1
2026-10-13 10 4–22 2.2 µg/m³ 17h 1
2026-10-12 23 9–36 5.1 µg/m³ 14h 1
2026-10-11 35 8–122 10.4 µg/m³ 19h 1
2026-10-10 9 1–66 2.5 µg/m³ 14h 1
2026-10-09 6 1–15 1.1 µg/m³ 11h 1
2026-10-08 50 1–94 15.0 µg/m³ 18h 1
2026-10-07 13 3–53 3.1 µg/m³ 17h 1
2026-10-06 4 2–10 1.1 µg/m³ 6h 1
2026-10-05 12 4–27 3.0 µg/m³ 10h 1
2026-10-04 24 1–90 6.6 µg/m³ 16h 1
2026-10-03 18 1–51 4.4 µg/m³ 8h 1
2026-10-02 47 3–90 14.7 µg/m³ 15h 1
2026-10-01 45 30–59 11.2 µg/m³ 10h 1
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