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Air Quality History for Saint-Hyacinthe, Canada

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

19
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 18 17–20 4.5 µg/m³ 3.2 2h 2
2026-06-08 36 21–57 8.6 µg/m³ 4.5 24h 13
2026-06-07 40 14–105 11.1 µg/m³ 6.1 24h 13
2026-06-06 56 38–83 15.0 µg/m³ 16.1 24h 12
2026-06-05 50 28–91 13.4 µg/m³ 7.1 24h 12
2026-06-04 43 20–119 10.9 µg/m³ 6.2 24h 12
2026-06-03 37 22–71 9.1 µg/m³ 2.8 24h 11
2026-06-02 37 15–68 9.3 µg/m³ 3.1 24h 13
2026-06-01 41 19–63 10.2 µg/m³ 2.5 24h 14
2026-05-31 45 17–125 11.7 µg/m³ 7.6 24h 15
2026-05-30 52 18–138 14.3 µg/m³ 1.9 24h 16
2026-05-29 50 27–85 13.0 µg/m³ 1.6 24h 19
2026-05-28 49 26–85 13.0 µg/m³ 1.1 24h 16
2026-05-27 44 17–88 11.9 µg/m³ 1.8 24h 16
2026-05-26 50 28–76 12.9 µg/m³ 4.3 22h 17
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