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Air Quality History for Redwood City, United States

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

63
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 100 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 33 33–33 8.0 µg/m³ 4.6 1h 100
2026-08-07 33 22–42 7.9 µg/m³ 5.5 24h 101
2026-08-06 33 28–56 7.9 µg/m³ 5.1 24h 97
2026-08-05 36 33–41 8.7 µg/m³ 7.0 24h 95
2026-08-04 40 33–47 9.7 µg/m³ 7.9 24h 97
2026-08-03 44 21–52 10.7 µg/m³ 15.9 24h 93
2026-08-02 34 29–39 8.2 µg/m³ 9.9 24h 98
2026-08-01 30 25–40 7.1 µg/m³ 5.2 24h 98
2026-07-31 38 30–60 9.2 µg/m³ 7.7 24h 99
2026-07-30 30 28–32 7.3 µg/m³ 6.0 24h 99
2026-07-29 22 18–26 5.4 µg/m³ 3.1 24h 99
2026-07-28 27 24–31 6.6 µg/m³ 7.5 24h 99
2026-07-27 19 17–23 4.5 µg/m³ 1.8 24h 110
2026-07-26 18 16–24 4.4 µg/m³ 1.7 24h 109
2026-07-25 25 20–29 6.0 µg/m³ 4.3 24h 109
2026-07-24 21 20–27 5.1 µg/m³ 2.3 24h 106
2026-07-23 20 15–26 4.7 µg/m³ 2.0 24h 103
2026-07-22 15 10–22 3.6 µg/m³ 1.3 23h 103
2026-07-21 27 22–43 6.4 µg/m³ 4.9 24h 105
2026-07-20 23 17–72 5.8 µg/m³ 2.8 24h 100
2026-07-19 25 20–30 6.0 µg/m³ 3.8 20h 108
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