Chicago vs Toronto

Live AQI Comparison

Updated 59m ago · Data from OpenAQ

Chicago

United States

—

No Data

PM2.5—

PM10—

Toronto

Canada

Good

PM2.54 µg/m³

PM10—

Verdict

Air quality data is being updated for comparison.

Chicago vs Toronto Air Quality Analysis

Air quality can change rapidly due to weather patterns, traffic, and industrial activity. Check back hourly for the latest comparison between Chicago and Toronto.

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Frequently Asked Questions

Which city has worse air quality today, Chicago or Toronto?

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Is it safer to be in Chicago or Toronto right now?

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