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Air Quality History for Altoona, United States

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

18
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

342h

PM2.5 Station

342h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-13 42 18–72 10.9 µg/m³ 12h 2
2026-06-12 51 20–115 13.8 µg/m³ 20h 1
2026-06-11 40 13–76 10.3 µg/m³ 16h 2
2026-06-10 51 18–96 14.2 µg/m³ 19h 1
2026-06-09 43 13–89 11.5 µg/m³ 19h 1
2026-06-08 33 6–59 7.9 µg/m³ 20h 1
2026-06-07 29 11–69 7.2 µg/m³ 18h 1
2026-06-06 47 18–83 13.3 µg/m³ 18h 1
2026-06-05 49 18–112 14.8 µg/m³ 15h 1
2026-06-04 36 20–63 8.9 µg/m³ 13h 1
2026-06-03 35 17–65 8.8 µg/m³ 14h 1
2026-06-02 45 15–95 12.4 µg/m³ 16h 1
2026-06-01 47 14–102 13.2 µg/m³ 18h 1
2026-05-31 55 20–155 16.5 µg/m³ 19h 1
2026-05-30 54 10–93 15.3 µg/m³ 15h 1
2026-05-29 44 12–74 11.4 µg/m³ 16h 1
2026-05-28 30 10–75 7.7 µg/m³ 14h 1
2026-05-27 46 28–68 11.6 µg/m³ 14h 1
2026-05-26 44 16–87 11.8 µg/m³ 19h 1
2026-05-25 42 21–82 10.7 µg/m³ 19h 1
2026-05-24 27 11–53 6.6 µg/m³ 8h 1
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