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Air Quality History for Québec, Canada

Historical PM2.5 and AQI trend from monitoring stations near Québec, Canada.

18
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 58 stations

Temperature GFS model

78pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 14 14–14 3.3 µg/m³ — 1h 58
2026-10-20 23 4–60 5.7 µg/m³ 0.0 24h 55
2026-10-19 32 7–77 8.6 µg/m³ 0.0 24h 57
2026-10-18 25 9–62 6.2 µg/m³ 0.0 24h 57
2026-10-17 25 2–90 6.8 µg/m³ — 24h 53
2026-10-16 36 6–128 9.7 µg/m³ — 24h 56
2026-10-15 25 2–94 7.1 µg/m³ — 24h 50
2026-10-14 64 7–163 20.8 µg/m³ 0.0 24h 48
2026-10-13 46 5–135 12.8 µg/m³ — 24h 51
2026-10-12 57 27–154 16.7 µg/m³ 0.0 24h 53
2026-10-11 31 9–97 8.3 µg/m³ 0.0 24h 54
2026-10-10 28 2–66 7.0 µg/m³ — 24h 51
2026-10-09 61 6–149 19.3 µg/m³ 0.0 24h 52
2026-10-08 64 37–121 18.5 µg/m³ 0.0 24h 54
2026-10-07 33 9–132 8.8 µg/m³ 0.0 24h 53
2026-10-06 55 4–109 16.6 µg/m³ — 24h 48
2026-10-05 37 3–128 11.0 µg/m³ — 24h 51
2026-10-04 32 10–125 8.8 µg/m³ 0.0 24h 53
2026-10-03 18 3–64 4.6 µg/m³ 0.0 24h 51
2026-10-02 54 12–107 16.3 µg/m³ 0.0 24h 51
2026-10-01 85 26–155 28.8 µg/m³ 0.0 22h 50
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