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Air Quality History for Rialto, United States

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

40
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

447h

PM2.5 Station

447h · 7 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 37 30–56 8.9 µg/m³ 21h 7
2026-07-20 43 31–72 10.9 µg/m³ 24h 6
2026-07-19 41 30–60 10.1 µg/m³ 23h 7
2026-07-18 35 26–54 8.4 µg/m³ 24h 7
2026-07-17 40 30–53 9.7 µg/m³ 24h 8
2026-07-16 35 30–61 8.6 µg/m³ 24h 8
2026-07-15 33 28–38 7.8 µg/m³ 23h 8
2026-07-14 37 26–52 8.8 µg/m³ 23h 7
2026-07-13 42 35–56 10.2 µg/m³ 24h 8
2026-07-12 36 21–50 8.7 µg/m³ 24h 7
2026-07-11 42 25–58 10.1 µg/m³ 22h 7
2026-07-10 44 35–57 10.7 µg/m³ 24h 7
2026-07-09 34 17–47 8.1 µg/m³ 24h 8
2026-07-08 30 25–44 7.1 µg/m³ 24h 8
2026-07-07 29 23–41 7.0 µg/m³ 24h 8
2026-07-06 32 27–41 7.8 µg/m³ 12h 8
2026-07-05 78 28–135 25.3 µg/m³ 24h 8
2026-07-04 34 28–47 8.1 µg/m³ 24h 9
2026-07-03 39 31–52 9.3 µg/m³ 24h 9
2026-07-02 48 35–56 12.1 µg/m³ 11h 9
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