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Air Quality History for Mont-Saint-Hilaire, Canada

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

54
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 68 68–68 20.2 µg/m³ 17.6 1h 3
2026-07-21 55 28–110 15.3 µg/m³ 15.0 24h 16
2026-07-20 49 30–159 13.5 µg/m³ 8.2 24h 17
2026-07-19 53 30–122 14.8 µg/m³ 15.1 24h 19
2026-07-18 60 30–102 17.3 µg/m³ 19.1 24h 18
2026-07-17 62 18–173 22.3 µg/m³ 3.6 24h 12
2026-07-16 67 16–160 20.9 µg/m³ 12.8 24h 15
2026-07-15 64 33–80 18.6 µg/m³ 29.3 24h 11
2026-07-14 63 42–83 18.0 µg/m³ 24.8 24h 10
2026-07-13 58 35–122 15.8 µg/m³ 22.8 24h 11
2026-07-12 46 26–67 11.7 µg/m³ 15.9 24h 10
2026-07-11 44 33–56 10.7 µg/m³ 11.5 24h 10
2026-07-10 50 25–82 12.8 µg/m³ 15.3 24h 8
2026-07-09 45 21–78 11.5 µg/m³ 8.9 24h 10
2026-07-08 53 22–143 14.9 µg/m³ 10.8 23h 14
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