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Air Quality History for Vallejo, United States

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

45
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-21 27 11–37 6.6 µg/m³ 5.0 23h 86
2026-07-20 24 17–63 5.8 µg/m³ 2.8 24h 86
2026-07-19 27 21–48 6.4 µg/m³ 4.3 24h 90
2026-07-18 27 21–36 6.6 µg/m³ 3.4 24h 91
2026-07-17 36 32–39 8.6 µg/m³ 8.7 24h 93
2026-07-16 35 31–43 8.4 µg/m³ 6.8 24h 86
2026-07-15 35 31–41 8.3 µg/m³ 5.9 24h 89
2026-07-14 33 30–60 8.1 µg/m³ 9.1 24h 88
2026-07-13 31 25–58 7.4 µg/m³ 5.4 24h 90
2026-07-12 26 20–52 6.1 µg/m³ 2.7 24h 85
2026-07-11 26 18–51 6.3 µg/m³ 1.8 24h 71
2026-07-10 35 29–42 8.5 µg/m³ 7.0 24h 86
2026-07-09 24 17–33 5.7 µg/m³ 3.0 24h 88
2026-07-08 27 24–31 6.4 µg/m³ 3.3 24h 93
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