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Air Quality History for Los Angeles, United States

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

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

457h

PM2.5 Station

457h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 9 3–19 2.1 µg/m³ 2.5 3h 2
2026-07-21 13 6–33 3.2 µg/m³ 3.6 24h 2
2026-07-20 24 8–63 5.9 µg/m³ 6.5 24h 2
2026-07-19 25 13–38 6.1 µg/m³ 6.8 24h 2
2026-07-18 16 9–30 3.8 µg/m³ 4.6 24h 2
2026-07-17 30 14–74 7.7 µg/m³ 9.1 24h 2
2026-07-16 18 9–43 4.3 µg/m³ 4.9 24h 2
2026-07-15 19 7–39 4.5 µg/m³ 5.0 24h 2
2026-07-14 21 10–55 5.2 µg/m³ 5.7 24h 2
2026-07-13 26 15–38 6.1 µg/m³ 6.8 24h 2
2026-07-12 26 12–59 6.2 µg/m³ 6.9 24h 2
2026-07-11 36 18–56 8.6 µg/m³ 9.5 24h 2
2026-07-10 50 22–71 12.8 µg/m³ 14.8 24h 2
2026-07-09 35 17–59 8.5 µg/m³ 9.9 23h 2
2026-07-08 18 1–42 4.3 µg/m³ 5.0 22h 1
2026-07-07 20 5–55 4.9 µg/m³ 5.7 20h 1
2026-07-06 21 1–51 5.0 µg/m³ 4.7 16h 11
2026-07-05 79 14–172 29.5 µg/m³ 33.7 24h 2
2026-07-04 21 8–45 5.1 µg/m³ 5.7 24h 2
2026-07-03 26 10–53 6.3 µg/m³ 6.8 24h 2
2026-07-02 30 20–46 7.1 µg/m³ 8.0 13h 14
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