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US AQI

40Now
39
37
366 AM
35
33
349 AM
35
35
3812 PM
41
43
513 PM
59
67
556 PM
43
31
309 PM
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3312 AM
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45

Air quality outlook

Worst hour each day

Today67Moderate
Sat 1055Moderate
Sun 11500Hazardous
Mon 1280Moderate
Tue 1338Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Elgin weather

Elgin is in Kane County, Illinois, United States at 42.04°, -88.28°. Right now it’s 56° and partly cloudy; today’s high is 69° with a 33% chance of rain.

Illinois has a humid continental climate with distinct seasons marked by cold, snowy winters and hot, humid summers. The state's flat terrain allows weather systems to move across without obstruction, leading to rapid temperature changes. Chicago's position on Lake Michigan creates a unique lake-effect weather pattern that can moderate summer heat and intensify winter snowfall.