Next 24 hours

US AQI

38Now
37
35
356 AM
34
33
349 AM
35
35
3712 PM
39
41
463 PM
52
57
526 PM
48
43
459 PM
47
49
4712 AM
45
43

Air quality outlook

Worst hour each day

Today57Moderate
Sat 1047Good
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 Schaumburg weather

Schaumburg is in Cook County, Illinois, United States at 42.03°, -88.08°. Right now it’s 55° and cloudy; today’s high is 69° with a 34% 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.