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Air Quality History for Chelsea, United States

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

42
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

175h

PM2.5 Station

175h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-08-08 54 51–58 14.0 µg/m³ 14.6 2h 1
2026-08-07 77 74–80 24.4 µg/m³ 25.4 2h 1
2026-08-06 23 22–24 5.5 µg/m³ 6.1 2h 1
2026-08-05 33 27–39 7.9 µg/m³ 8.5 2h 1
2026-08-04 18 16–21 4.4 µg/m³ 4.9 2h 1
2026-08-03 33 31–35 7.9 µg/m³ 8.0 2h 1
2026-08-01 46 46–46 11.1 µg/m³ 12.1 1h 1
2026-07-31 31 31–31 7.4 µg/m³ 7.4 1h 1
2026-07-30 20 5–31 4.7 µg/m³ 5.2 3h 1
2026-07-29 52 46–58 13.3 µg/m³ 13.6 2h 1
2026-07-28 60 57–63 16.0 µg/m³ 16.3 4h 1
2026-07-27 88 25–151 31.2 µg/m³ 35.2 2h 1
2026-07-26 29 23–35 6.9 µg/m³ 7.1 2h 1
2026-07-25 25 16–35 5.9 µg/m³ 6.0 13h 1
2026-07-24 24 14–34 5.7 µg/m³ 5.8 23h 1
2026-07-23 11 3–44 2.6 µg/m³ 2.8 24h 1
2026-07-22 39 5–63 9.6 µg/m³ 10.3 24h 1
2026-07-21 47 20–85 12.6 µg/m³ 13.1 24h 1
2026-07-20 24 10–60 5.9 µg/m³ 5.8 24h 1
2026-07-19 33 8–70 8.7 µg/m³ 8.9 16h 1
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