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Air Quality History for Lowell, United States

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

40
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-21 46 30–60 11.3 µg/m³ 12.7 21h 8
2026-07-20 53 18–186 16.8 µg/m³ 5.8 24h 8
2026-07-19 52 27–97 13.9 µg/m³ 21.6 24h 9
2026-07-18 73 25–135 23.0 µg/m³ 46.7 24h 9
2026-07-17 103 29–183 40.8 µg/m³ 4.1 24h 9
2026-07-16 72 36–161 23.3 µg/m³ — 24h 8
2026-07-15 55 42–96 14.4 µg/m³ 26.6 24h 8
2026-07-14 47 39–60 11.3 µg/m³ 16.8 24h 9
2026-07-13 38 24–54 9.3 µg/m³ 14.2 24h 9
2026-07-12 39 23–52 9.3 µg/m³ 11.4 24h 9
2026-07-11 41 25–49 9.8 µg/m³ 15.9 24h 8
2026-07-10 39 28–53 9.3 µg/m³ 5.0 24h 8
2026-07-09 39 28–54 9.3 µg/m³ — 24h 8
2026-07-08 38 30–56 9.2 µg/m³ 11.6 24h 9
2026-07-07 40 36–45 9.7 µg/m³ 9.3 2h 8
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