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Air Quality History for Tucson, United States

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

23
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

448h

PM2.5 Station

448h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 29 26–33 6.9 µg/m³ 3h 5
2026-07-21 51 5–90 14.2 µg/m³ 21h 6
2026-07-20 52 21–119 15.0 µg/m³ 24h 6
2026-07-19 62 9–157 19.1 µg/m³ 23h 6
2026-07-18 56 9–171 18.7 µg/m³ 24h 5
2026-07-17 76 14–225 37.8 µg/m³ 24h 5
2026-07-16 114 33–315 62.0 µg/m³ 24h 5
2026-07-15 45 21–84 11.6 µg/m³ 24h 5
2026-07-14 38 16–56 9.1 µg/m³ 23h 4
2026-07-13 44 17–171 13.0 µg/m³ 23h 4
2026-07-12 45 25–141 11.7 µg/m³ 22h 5
2026-07-11 38 24–57 9.2 µg/m³ 24h 5
2026-07-10 37 6–62 9.1 µg/m³ 23h 6
2026-07-09 41 18–61 10.0 µg/m³ 22h 7
2026-07-08 40 22–64 10.0 µg/m³ 24h 7
2026-07-07 37 20–61 8.9 µg/m³ 24h 6
2026-07-06 38 27–54 9.1 µg/m³ 14h 8
2026-07-05 44 25–96 11.7 µg/m³ 24h 9
2026-07-04 40 19–57 9.7 µg/m³ 24h 9
2026-07-03 47 27–72 12.5 µg/m³ 23h 8
2026-07-02 53 34–74 14.1 µg/m³ 11h 6
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