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Air Quality History for Richfield, United States

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

68
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

445h

PM2.5 Station

445h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 57 33–70 15.5 µg/m³ 24h 18
2026-07-20 71 28–109 22.2 µg/m³ 24h 17
2026-07-19 89 51–130 30.1 µg/m³ 24h 18
2026-07-18 60 25–74 16.8 µg/m³ 24h 18
2026-07-17 73 47–118 22.5 µg/m³ 24h 20
2026-07-16 232 44–339 177.1 µg/m³ 24h 18
2026-07-15 55 38–151 14.8 µg/m³ 23h 9
2026-07-14 42 34–52 10.2 µg/m³ 23h 4
2026-07-13 37 25–56 9.1 µg/m³ 23h 5
2026-07-12 35 24–54 8.4 µg/m³ 21h 5
2026-07-11 34 20–51 8.1 µg/m³ 24h 4
2026-07-10 35 20–50 8.3 µg/m³ 23h 4
2026-07-09 36 26–45 8.7 µg/m³ 23h 5
2026-07-08 38 26–48 9.0 µg/m³ 24h 6
2026-07-07 33 24–48 8.0 µg/m³ 23h 5
2026-07-06 38 29–47 9.2 µg/m³ 12h 5
2026-07-05 58 34–198 19.3 µg/m³ 24h 5
2026-07-04 45 31–58 11.0 µg/m³ 24h 5
2026-07-03 49 39–57 12.0 µg/m³ 24h 5
2026-07-02 54 39–66 14.0 µg/m³ 10h 6
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