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Air Quality History for Port Arthur, United States

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

54
Current AQI
Moderate CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

424h

PM2.5 Station

424h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 76 76–76 24.0 µg/m³ 1h 1
2026-07-21 63 16–171 20.3 µg/m³ 22h 3
2026-07-20 46 15–78 12.0 µg/m³ 22h 2
2026-07-19 40 14–79 10.3 µg/m³ 22h 3
2026-07-18 42 8–75 10.9 µg/m³ 23h 3
2026-07-17 36 19–55 8.8 µg/m³ 21h 3
2026-07-16 49 7–77 12.8 µg/m³ 24h 3
2026-07-15 48 17–79 12.2 µg/m³ 24h 2
2026-07-14 39 21–73 9.8 µg/m³ 22h 3
2026-07-13 28 10–54 6.7 µg/m³ 24h 3
2026-07-12 32 9–54 7.7 µg/m³ 22h 3
2026-07-11 35 7–73 8.8 µg/m³ 24h 3
2026-07-10 33 14–64 7.9 µg/m³ 24h 3
2026-07-09 28 12–54 6.7 µg/m³ 15h 2
2026-07-08 32 15–52 7.7 µg/m³ 20h 3
2026-07-07 36 20–61 9.0 µg/m³ 23h 2
2026-07-06 38 24–55 9.3 µg/m³ 12h 2
2026-07-05 41 19–88 10.9 µg/m³ 23h 3
2026-07-04 37 18–62 9.2 µg/m³ 23h 2
2026-07-03 31 11–65 7.5 µg/m³ 24h 2
2026-07-02 61 32–142 18.3 µg/m³ 9h 3
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