Chicago vs Houston

Air Quality Comparison

Chicago, IL

Moderate

StateIllinois
Dominant PollutantPM2.5
CategoryModerate

Houston, TX

Moderate

StateTexas
Dominant PollutantO3
CategoryModerate

Summary

Chicago has 10 points better air quality

Chicago has an AQI of 68 compared to 78

5-Day Forecast Comparison

DayChicagoHoustonBetter
TodayAQI 80AQI 98Chicago
Sat, May 16AQI 78AQI 89Chicago
Sun, May 17AQI 56AQI 97Chicago
Mon, May 18AQI 62AQI 94Chicago
Tue, May 19AQI 60AQI 65Chicago