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Air Quality History for Saint-Henri, Canada

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

38
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

457h

PM2.5 Station

457h · 3 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 58 30–85 16.5 µg/m³ 9.6 24h 3
2026-07-20 38 15–56 9.1 µg/m³ 4.7 24h 3
2026-07-19 45 9–156 14.7 µg/m³ 8.4 24h 3
2026-07-18 58 21–167 21.1 µg/m³ 11.9 24h 3
2026-07-17 17 4–33 4.1 µg/m³ 2.0 24h 3
2026-07-16 43 5–74 11.1 µg/m³ 6.7 24h 3
2026-07-15 82 16–147 27.6 µg/m³ 16.8 24h 3
2026-07-14 82 60–112 26.9 µg/m³ 15.4 24h 3
2026-07-13 84 65–98 27.6 µg/m³ 15.8 24h 3
2026-07-12 55 32–83 15.5 µg/m³ 8.9 24h 3
2026-07-11 45 29–60 10.9 µg/m³ 6.2 24h 3
2026-07-10 60 35–84 16.9 µg/m³ 8.8 24h 3
2026-07-09 40 5–74 10.9 µg/m³ 5.3 24h 3
2026-07-08 49 17–67 12.7 µg/m³ 6.8 24h 3
2026-07-07 59 37–79 16.0 µg/m³ 11.0 24h 3
2026-07-06 57 31–68 15.7 µg/m³ 12.2 13h 3
2026-07-05 38 19–55 9.1 µg/m³ 5.1 24h 3
2026-07-04 59 27–79 16.6 µg/m³ 9.0 24h 3
2026-07-03 55 32–70 14.4 µg/m³ 8.2 24h 3
2026-07-02 35 18–58 8.6 µg/m³ 4.9 12h 4
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