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Air Quality History for Elgin, United States

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

33
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-28 27 22–35 6.5 µg/m³ 2.3 23h 127
2026-05-27 45 28–63 11.1 µg/m³ 10.2 24h 139
2026-05-26 32 27–45 7.6 µg/m³ 3.8 24h 138
2026-05-25 49 29–73 13.2 µg/m³ 10.3 24h 139
2026-05-24 51 36–59 12.9 µg/m³ 1.7 24h 139
2026-05-23 28 21–38 6.7 µg/m³ 1.2 24h 136
2026-05-22 23 20–27 5.6 µg/m³ — 24h 132
2026-05-21 22 15–39 5.2 µg/m³ — 24h 137
2026-05-20 18 15–25 4.3 µg/m³ — 24h 137
2026-05-19 24 16–40 5.9 µg/m³ — 24h 136
2026-05-18 42 17–52 10.2 µg/m³ 2.4 24h 137
2026-05-17 47 31–59 11.9 µg/m³ 4.0 24h 138
2026-05-16 34 26–45 8.1 µg/m³ 2.7 24h 137
2026-05-15 26 21–32 6.2 µg/m³ 1.0 24h 138
2026-05-14 26 20–40 6.3 µg/m³ — 24h 139
2026-05-13 25 22–29 6.1 µg/m³ — 24h 138
2026-05-12 24 17–31 5.6 µg/m³ — 24h 138
2026-05-11 27 18–43 6.4 µg/m³ — 24h 138
2026-05-10 27 19–51 6.4 µg/m³ 1.0 24h 138
2026-05-09 37 11–56 8.9 µg/m³ 4.9 24h 133
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