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Air quality in Chicago

Updated:

Air quality now (European AQI) · 10:00

20

Fair

Main pollutant: Fine particles (PM2.5)

Fine particles (PM2.5)
4.9 µg/m³
Particles (PM10)
5.1 µg/m³
Nitrogen dioxide (NO₂)
9.6 µg/m³
Ozone (O₃)
47 µg/m³
Sulphur dioxide (SO₂)
1.9 µg/m³

Cleanest air today

10:00–12:00

AQI 21Fair

A good time to air out your home or exercise outdoors.

A good time to be outdoors.

Next 3 days

Today

Max AQI53Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
10:00–12:00
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Tomorrow

Max AQI44Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
13:00–15:00
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Monday

Max AQI51Moderate
Main pollutant:
Nitrogen dioxide (NO₂)
Cleanest time:
10:00–12:00
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