What is the air quality in Chicago Loop today?

The current Air Quality Index (AQI) in Chicago Loop is 32 (Good). PM2.5 concentration is 7.81 µg/m³.

What is the temperature in Chicago Loop right now?

The current temperature in Chicago Loop is 30.0°C (feels like 30.0°C). Humidity is 37.5% and wind speed is 48.2 km/h.

Is it safe to go outside in Chicago Loop?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 19.9 (Extreme).

Air Quality in Chicago Loop, United States

Windy

30.0°C · 37.5% humidity

30.0°

Feels 30.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

268 stations

Nearby Monitoring Stations

AQI Forecast

25 11am

32 2pm

28 5pm

26 8pm

27 11pm

25 2am

25 5am

25 8am

Air Quality Index Trend

47h · 8 stn

View full history →

Chicago Loop's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

37.5%

Humidity

48.2 km/h

Wind WNW

1018.0 hPa

Pressure

19.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.81 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Chicago Loop?

Temperature & Precipitation

PM2.5 Trend

47h · 8 stations

PM2.57.81 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX19.9

Extreme

Station readings (268 stations within 25 km)

7.81

Median

7.26

Average

3.72

Low

11.96

High

PM2.5 µg/m³ · Model: 6.0 · Bias: -1.8

What is the 7-day forecast for Chicago Loop?

05-29

30.0° 8.1°

05-30

24.9° 11.6°

0.06 mm

05-31

27.3° 15.2°

0.06 mm

06-01

31.9° 14.7°

06-02

21.3° 17.1°

9.38 mm

06-03

31.5° 22.7°

06-04

22.8° 12.6°

0.06 mm

Both models agree Avg diff: 5.7°C

Where are air quality stations near Chicago Loop?

Loop 1

0.5 km PM2.5: 7.7 µg/m³

Near North Side 4

1.3 km PM2.5: 10.2 µg/m³

Loop 2

1.3 km PM2.5: 8.0 µg/m³

Near North Side 3

1.7 km PM2.5: 7.8 µg/m³

Near West Side 3

1.8 km PM2.5: 7.5 µg/m³

Near West Side 4

1.9 km PM2.5: 7.1 µg/m³

West Town 3

2.1 km PM2.5: 8.6 µg/m³

Near South Side 1

2.1 km PM2.5: 7.7 µg/m³

Near West Side 4

2.6 km PM2.5: 7.2 µg/m³

Near North Side 2

2.6 km PM2.5: 6.8 µg/m³

What cities are near Chicago Loop?

35 Near North Side 27 Near South Side 34 West Town 36 Chicago 35 Lower West Side 32 Lincoln Park 30 Bridgeport 30 Douglas 31 East Garfield Park 32 McKinley Park

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T19:19 UTC.