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Air Quality History for Saint-Hyacinthe, Canada

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

28
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-21 53 31–110 14.5 µg/m³ 11.0 22h 12
2026-07-20 47 27–78 12.3 µg/m³ 7.6 24h 12
2026-07-19 49 19–93 13.3 µg/m³ 6.8 24h 13
2026-07-18 57 30–118 16.5 µg/m³ 13.1 24h 13
2026-07-17 52 18–166 17.2 µg/m³ 3.5 24h 10
2026-07-16 61 23–165 19.3 µg/m³ 13.4 24h 10
2026-07-15 70 29–104 21.3 µg/m³ 27.5 24h 8
2026-07-14 65 52–107 19.0 µg/m³ 20.2 24h 8
2026-07-13 53 26–78 14.2 µg/m³ 14.3 24h 9
2026-07-12 46 22–60 11.4 µg/m³ 15.5 24h 8
2026-07-11 53 34–162 14.9 µg/m³ 11.7 24h 8
2026-07-10 48 26–58 11.7 µg/m³ 16.0 24h 7
2026-07-09 45 21–109 11.8 µg/m³ 7.7 24h 8
2026-07-08 48 35–78 11.9 µg/m³ 9.2 24h 12
2026-07-07 55 55–55 13.9 µg/m³ 12.8 1h 12
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