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Air Quality History for Saint Michael, United States

Historical PM2.5 and AQI trend from monitoring stations near Saint Michael, United States.

45
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

447h

PM2.5 Station

447h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 54 47–59 13.9 µg/m³ 3h 10
2026-07-21 59 30–72 16.2 µg/m³ 24h 12
2026-07-20 72 28–112 22.7 µg/m³ 24h 12
2026-07-19 90 36–139 30.2 µg/m³ 24h 12
2026-07-18 60 25–86 16.9 µg/m³ 24h 12
2026-07-17 75 48–135 23.4 µg/m³ 24h 13
2026-07-16 256 125–357 203.8 µg/m³ 24h 12
2026-07-15 56 26–135 15.9 µg/m³ 23h 5
2026-07-14 43 30–55 10.4 µg/m³ 24h 2
2026-07-13 40 21–71 9.9 µg/m³ 22h 2
2026-07-12 42 27–70 10.2 µg/m³ 22h 2
2026-07-11 40 15–57 9.7 µg/m³ 23h 2
2026-07-10 36 23–54 8.7 µg/m³ 23h 2
2026-07-09 33 21–43 7.9 µg/m³ 23h 2
2026-07-08 36 20–51 8.7 µg/m³ 24h 2
2026-07-07 39 25–65 9.5 µg/m³ 23h 2
2026-07-06 43 20–60 10.7 µg/m³ 12h 2
2026-07-05 49 17–102 12.8 µg/m³ 24h 2
2026-07-04 46 26–69 11.7 µg/m³ 24h 2
2026-07-03 47 15–63 11.7 µg/m³ 24h 2
2026-07-02 50 22–63 13.0 µg/m³ 9h 2
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