Rockford, Illinois, USA Air Quality

Monitoring Station · Rockford, United States
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
48 6pm
24
28
28 9pm
30
30
30 12am
28
28
28 3am
28
28
28 6am
28
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Station readings
48
24
CAMS model adj +3
25
25
25
25
27
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27
25
25
25
25
25
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25

Air Quality Forecast (24h)

PM2.55.8 µg/m³ ✓ WHO
Good
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Nearby Cities

20 Rockford 20 Loves Park 20 Machesney Park 20 Belvidere 25 Beloit 24 Freeport 32 Sycamore 29 Janesville 32 DeKalb

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T21:10 UTC.