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Air Quality History for San Carlos, United States

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

16
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

463h

PM2.5 Station

463h · 106 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 19 16–22 4.7 µg/m³ 1.3 8h 106
2026-07-21 27 23–34 6.5 µg/m³ 4.9 24h 102
2026-07-20 22 17–62 5.4 µg/m³ 2.8 24h 97
2026-07-19 26 20–43 6.2 µg/m³ 4.3 24h 101
2026-07-18 27 22–34 6.5 µg/m³ 3.4 24h 103
2026-07-17 35 31–38 8.5 µg/m³ 8.7 24h 105
2026-07-16 33 26–36 7.9 µg/m³ 6.8 24h 96
2026-07-15 33 30–42 8.0 µg/m³ 5.9 24h 100
2026-07-14 32 30–44 7.8 µg/m³ 9.1 24h 98
2026-07-13 29 26–36 7.0 µg/m³ 5.4 24h 101
2026-07-12 24 20–40 5.8 µg/m³ 2.7 24h 96
2026-07-11 22 17–43 5.3 µg/m³ 1.8 24h 78
2026-07-10 35 27–38 8.4 µg/m³ 7.0 24h 95
2026-07-09 23 17–36 5.6 µg/m³ 3.0 23h 103
2026-07-08 26 23–30 6.2 µg/m³ 3.3 24h 104
2026-07-07 21 16–24 5.1 µg/m³ 2.5 24h 104
2026-07-06 19 15–41 4.6 µg/m³ 1.8 13h 96
2026-07-05 30 16–73 7.7 µg/m³ 6.2 24h 104
2026-07-04 22 18–25 5.2 µg/m³ 2.4 24h 104
2026-07-03 27 22–34 6.6 µg/m³ 3.8 24h 105
2026-07-02 29 9–34 6.9 µg/m³ 4.8 11h 95
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