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Air Quality History for Houston, United States

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

46
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 34 28–40 8.1 µg/m³ 25.6 2h 6
2026-06-08 35 28–39 8.4 µg/m³ 30.5 24h 57
2026-06-07 35 25–44 8.4 µg/m³ 29.7 24h 56
2026-06-06 20 14–42 4.7 µg/m³ 13.7 24h 54
2026-06-05 25 19–31 5.9 µg/m³ 13.4 24h 56
2026-06-04 31 21–42 7.4 µg/m³ 16.3 24h 57
2026-06-03 27 20–34 6.6 µg/m³ 19.6 24h 57
2026-06-02 28 24–33 6.7 µg/m³ 25.9 24h 58
2026-06-01 30 25–36 7.1 µg/m³ 31.8 24h 52
2026-05-31 24 20–33 5.7 µg/m³ 13.6 24h 58
2026-05-30 34 26–40 8.1 µg/m³ 19.7 24h 58
2026-05-29 29 20–37 7.0 µg/m³ 20.8 24h 58
2026-05-28 37 24–57 9.0 µg/m³ 26.7 24h 54
2026-05-27 22 13–32 5.3 µg/m³ 14.6 24h 57
2026-05-26 24 20–33 5.8 µg/m³ 21.1 21h 58
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