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Air Quality History for Palo Alto, United States

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

68
Current AQI
Moderate CAMS model

Air Quality Index Station

332h

PM2.5 Station

332h · 103 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 35 33–37 8.4 µg/m³ 10.8 5h 102
2026-08-07 33 23–43 8.0 µg/m³ 5.5 24h 103
2026-08-06 33 28–44 7.8 µg/m³ 5.1 24h 100
2026-08-05 36 32–40 8.6 µg/m³ 7.0 24h 98
2026-08-04 40 32–46 9.5 µg/m³ 7.9 24h 100
2026-08-03 45 35–53 10.8 µg/m³ 15.9 23h 99
2026-08-02 34 29–38 8.1 µg/m³ 9.9 24h 100
2026-08-01 30 26–39 7.1 µg/m³ 5.2 24h 99
2026-07-31 37 30–60 9.1 µg/m³ 7.7 24h 100
2026-07-30 30 26–32 7.3 µg/m³ 6.0 24h 100
2026-07-29 23 19–27 5.4 µg/m³ 3.1 24h 99
2026-07-28 28 23–52 6.8 µg/m³ 7.5 24h 99
2026-07-27 19 17–23 4.5 µg/m³ 1.8 24h 110
2026-07-26 18 16–25 4.4 µg/m³ 1.7 24h 110
2026-07-25 27 25–30 6.5 µg/m³ 4.4 16h 109
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