Air Quality in Chicago Loop, United States

Windy
18.6°C · 67.2% humidity
18.6°
Feels 18.6°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
266 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 5pm
29
35
35 8pm
35
35
35 11pm
48
48
48 2am
48
73
73 5am
73
48
35 8am
23
10
23 11am
23
23
23 2pm
35
35
Station readings
30
29
CAMS model adj -2
37
37
37
37
37
37
37
50
50
50
50
75
75
75
50
37
25
12
25
25
25
25
37
37
AD 728×90

PM2.5 Trend (24h)

23h · 271 stations
67.2%
Humidity
92.2 km/h
Wind SW
1017.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Chicago Loop?

Temperature & Precipitation

PM2.56.84 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (266 stations within 25 km)
6.84
Median
7.0
Average
5.23
Low
18.57
High
PM2.5 µg/m³ · Model: 8.9 · Bias: +2.1

What is the 7-day forecast for Chicago Loop?

04-09
18.6° 11.3°
04-10
18.3° 5.1°
12.06 mm
04-11
6.9° 3.6°
19.69 mm
04-12
18.1° 8.0°
1.88 mm
04-13
25.6° 17.0°
2.0 mm
04-14
25.4° 18.0°
9.06 mm
04-15
14.4° 3.8°
0.88 mm
Both models agree Avg diff: 7.0°C

Where are air quality stations near Chicago Loop?

30
Near North Side 4
1.3 km PM2.5: 7.1 µg/m³
27
Loop 2
1.3 km PM2.5: 6.4 µg/m³
32
Near North Side 3
1.7 km PM2.5: 7.6 µg/m³
25
Near West Side 3
1.8 km PM2.5: 6.1 µg/m³
30
Near West Side 4
1.9 km PM2.5: 7.3 µg/m³
28
West Town 3
2.1 km PM2.5: 6.7 µg/m³
26
Near South Side 1
2.1 km PM2.5: 6.3 µg/m³
26
Near West Side 4
2.6 km PM2.5: 6.3 µg/m³
26
Near North Side 2
2.6 km PM2.5: 6.3 µg/m³
25
Near West Side 2
3.1 km PM2.5: 6.1 µg/m³

What cities are near Chicago Loop?

28 Near North Side 28 Near South Side 28 West Town 28 Chicago 28 Lower West Side 28 Lincoln Park 28 Bridgeport 28 Douglas 28 East Garfield Park 28 McKinley Park

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T20:19 UTC.