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Air Quality History for El Cajon, United States

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

60
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-07 40 25–55 9.6 µg/m³ 6.5 24h 9
2026-08-06 62 29–176 20.2 µg/m³ 6.6 24h 8
2026-08-05 48 32–60 12.1 µg/m³ 12.9 24h 7
2026-08-04 51 35–69 12.9 µg/m³ 7.1 24h 8
2026-08-03 45 28–67 11.0 µg/m³ 9.5 24h 8
2026-08-02 50 33–64 12.5 µg/m³ 9.3 24h 9
2026-08-01 47 36–63 11.7 µg/m³ 7.0 24h 9
2026-07-31 44 33–57 10.8 µg/m³ 8.9 24h 9
2026-07-30 46 34–59 11.3 µg/m³ 6.9 24h 8
2026-07-29 47 33–61 11.5 µg/m³ 10.6 24h 9
2026-07-28 44 30–55 10.7 µg/m³ 10.1 24h 9
2026-07-27 47 30–62 11.5 µg/m³ 11.6 24h 10
2026-07-26 46 35–56 11.2 µg/m³ 10.7 24h 10
2026-07-25 49 26–64 12.3 µg/m³ 8.2 24h 10
2026-07-24 42 25–57 10.3 µg/m³ 5.8 24h 9
2026-07-23 39 18–57 9.3 µg/m³ 1.6 24h 9
2026-07-22 35 17–168 10.5 µg/m³ 2.3 24h 9
2026-07-21 47 32–62 11.7 µg/m³ 7.2 24h 9
2026-07-20 43 35–60 10.5 µg/m³ 7.1 24h 9
2026-07-19 45 34–56 10.8 µg/m³ 7.7 21h 9
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