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Air Quality History for Florissant, United States

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

41
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

327h

PM2.5 Station

327h · 6 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 43 40–47 10.3 µg/m³ 3h 7
2026-07-21 51 23–74 13.2 µg/m³ 21h 6
2026-07-20 68 5–106 20.6 µg/m³ 23h 6
2026-07-19 71 25–155 22.6 µg/m³ 23h 6
2026-07-18 67 20–154 20.4 µg/m³ 23h 7
2026-07-17 104 34–174 41.0 µg/m³ 24h 7
2026-07-16 92 31–190 40.2 µg/m³ 24h 8
2026-07-15 43 23–63 10.5 µg/m³ 24h 8
2026-07-14 43 31–52 10.4 µg/m³ 23h 7
2026-07-13 36 25–57 8.7 µg/m³ 23h 7
2026-07-12 31 20–40 7.5 µg/m³ 24h 6
2026-07-11 34 10–52 8.1 µg/m³ 24h 7
2026-07-10 33 20–51 7.9 µg/m³ 24h 7
2026-07-09 35 22–45 8.3 µg/m³ 24h 7
2026-07-08 35 28–45 8.5 µg/m³ 20h 8
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