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Air Quality History for Harlingen, United States

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

60
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

324h

PM2.5 Station

324h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 64 46–83 18.6 µg/m³ 16h 2
2026-07-20 67 56–77 19.5 µg/m³ 16h 2
2026-07-19 72 56–91 22.3 µg/m³ 17h 2
2026-07-18 71 58–84 21.3 µg/m³ 17h 2
2026-07-17 48 25–69 12.6 µg/m³ 18h 2
2026-07-16 66 45–74 19.5 µg/m³ 16h 2
2026-07-15 80 63–86 25.8 µg/m³ 17h 2
2026-07-14 86 69–99 28.6 µg/m³ 16h 2
2026-07-13 54 10–80 15.8 µg/m³ 17h 2
2026-07-12 43 15–57 10.5 µg/m³ 17h 2
2026-07-11 56 31–68 15.0 µg/m³ 17h 2
2026-07-10 40 26–59 9.7 µg/m³ 16h 2
2026-07-09 49 22–65 12.5 µg/m³ 9h 2
2026-07-08 45 21–57 11.1 µg/m³ 12h 2
2026-07-07 49 23–66 12.5 µg/m³ 20h 2
2026-07-06 46 21–57 11.5 µg/m³ 12h 2
2026-07-05 40 11–71 10.0 µg/m³ 21h 2
2026-07-04 26 15–48 6.3 µg/m³ 20h 2
2026-07-03 31 17–52 7.4 µg/m³ 19h 2
2026-07-02 36 17–55 8.8 µg/m³ 11h 2
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