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Air Quality History for Ann Arbor, United States

Historical PM2.5 and AQI trend from monitoring stations near Ann Arbor, United States.

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

Air Quality Index Station

459h

PM2.5 Station

459h · 14 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 71 47–88 21.5 µg/m³ 24h 16
2026-07-20 76 63–84 23.7 µg/m³ 24h 16
2026-07-19 90 76–128 30.5 µg/m³ 24h 17
2026-07-18 96 30–188 39.7 µg/m³ 24h 16
2026-07-17 229 182–278 175.9 µg/m³ 24h 18
2026-07-16 211 141–288 146.4 µg/m³ 24h 16
2026-07-15 54 41–90 13.8 µg/m³ 24h 16
2026-07-14 52 44–56 12.9 µg/m³ 24h 17
2026-07-13 54 45–58 13.5 µg/m³ 24h 16
2026-07-12 55 30–115 14.6 µg/m³ 24h 16
2026-07-11 38 22–54 9.1 µg/m³ 24h 14
2026-07-10 39 29–124 9.9 µg/m³ 24h 15
2026-07-09 48 36–55 11.6 µg/m³ 24h 16
2026-07-08 43 36–55 10.3 µg/m³ 24h 17
2026-07-07 36 28–47 8.6 µg/m³ 24h 17
2026-07-06 37 14–50 8.9 µg/m³ 15h 14
2026-07-05 61 26–96 18.3 µg/m³ 24h 16
2026-07-04 28 23–35 6.8 µg/m³ 24h 16
2026-07-03 38 28–46 9.0 µg/m³ 24h 16
2026-07-02 46 36–54 11.0 µg/m³ 12h 14
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