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Air Quality History for Sarnia, Canada

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

53
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

187h

PM2.5 Station

187h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 64 62–65 18.0 µg/m³ 2h 1
2026-08-07 42 17–58 10.2 µg/m³ 17h 1
2026-08-06 41 38–49 9.9 µg/m³ 10h 1
2026-08-05 41 25–69 10.8 µg/m³ 6h 1
2026-08-04 28 9–56 6.8 µg/m³ 15h 1
2026-08-03 19 13–25 4.6 µg/m³ 9h 1
2026-08-02 36 35–38 8.8 µg/m³ 2h 1
2026-08-01 61 59–63 16.9 µg/m³ 2h 1
2026-07-31 40 21–63 10.1 µg/m³ 15h 1
2026-07-30 21 13–28 5.1 µg/m³ 7h 1
2026-07-29 26 18–34 6.2 µg/m³ 2h 1
2026-07-28 61 61–61 16.9 µg/m³ 1h 1
2026-07-27 58 53–68 15.6 µg/m³ 9h 1
2026-07-26 53 46–61 13.4 µg/m³ 5h 1
2026-07-25 42 38–46 10.2 µg/m³ 10h 1
2026-07-24 34 25–43 8.2 µg/m³ 19h 1
2026-07-23 29 21–34 6.9 µg/m³ 21h 1
2026-07-22 24 9–42 5.9 µg/m³ 23h 1
2026-07-21 41 38–42 9.8 µg/m³ 3h 1
2026-07-20 74 57–93 23.0 µg/m³ 6h 1
2026-07-19 115 95–142 41.3 µg/m³ 3h 1
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