Get a monitor and contributor to air quality data in your city.
Sign in
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Chicago
Air quality index (AQI) and PM2.5 air pollution in Chicago
50.8K people follow this city
Chicago Air Quality Map
Real-time Chicago air pollution map
AIR QUALITY DATA CONTRIBUTORS
44 Contributors
See all
Pollen
What is the pollen count in Chicago today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chicago?
| Weather | Clear sky |
| Temperature | 64.4°F |
| Humidity | 91% |
| Wind | 4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Burns, Oregon | 373 |
| 2 | Klamath Falls, Oregon | 170 |
| 3 | Nampa, Idaho | 159 |
| 4 | Tulelake, California | 150 |
| 5 | Kalispell, Montana | 143 |
| 6 | Weed, California | 132 |
| 7 | Estes Park, Colorado | 127 |
| 8 | Mount Shasta, California | 125 |
| 9 | Dunsmuir, California | 121 |
| 10 | Lakewood, Colorado | 121 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Chicago aqi ranking
Real-time Chicago air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Honore and Avondale | 71 |
| 2 | Lake View | 70 |
| 3 | LVEJO-R2 | 69 |
| 4 | Ravenswood | 68 |
| 5 | West Town | 68 |
| 6 | East Side Frog | 67 |
| 7 | Lake View East | 67 |
| 8 | Roof deck | 66 |
| 9 | 10905 S Ewing Ave | 65 |
| 10 | 11301 S Green Bay Ave | 65 |
(local time)
SEE WORLD AQI RANKING
US AQI
62
live AQI index
Moderate
Overview
What is the current air quality in Chicago?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 62 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 15µg/m³ | |
| O3 | 27µg/m³ | |
!
PM2.5
x3
PM2.5 concentration in Chicago is currently 3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chicago?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Chicago air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Jul 20 | Moderate 56 AQI US |  | 82.4° 66.2° |  8.9 mp/h |
| Sunday, Jul 21 | Good 49 AQI US  | | 80.6° 66.2° | 8.9 mp/h |
| Monday, Jul 22 | Good 48 AQI US |  | 84.2° 64.4° | 6.7 mp/h |
| Today | Moderate 62 AQI US | 100% | 84.2° 64.4° | 6.7 mp/h |
| Wednesday, Jul 24 | Moderate 69 AQI US | 100% | 77° 66.2° | 6.7 mp/h |
| Thursday, Jul 25 | Moderate 57 AQI US | | 77° 66.2° | 8.9 mp/h |
| Friday, Jul 26 | Moderate 59 AQI US | | 80.6° 66.2° | 6.7 mp/h |
| Saturday, Jul 27 | Moderate 60 AQI US | | 86° 66.2° | 4.5 mp/h |
| Sunday, Jul 28 | Moderate 66 AQI US | 50% | 86° 73.4° | 11.2 mp/h |
| Monday, Jul 29 | Moderate 80 AQI US | | 93.2° 75.2° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Chicago air quality data attribution
44Contributors
- Illinois EPA
5 stations
Government Contributor
- AT
1 station
- Bucktown air
1 station
2 Individual Contributors
- 41 Anonymous contributors
41 stations
41 Anonymous Contributors
4 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chicago?
- CICERO 7
- 1099-1055 W Glenlake Avenue 12
- CHI_TAFT 12
- Rowan Park Fieldhouse 21
- Chicago - SWFP 26
- McAuliffe Elementary School 39
- 18th and California 56
- 2215 W Cortez St 56
- 1243 W Granville Avenue 57
- Gladstone Park 57
- Archer and 39th Pl 58
- Hyde Park 58
- Senn Park 58
- South Side 58
- CHI_COM 59
- 10425 S Ave M 60
- 2610 W 21st 60
- 36th and Paulina 60
- East Side Tiger 60
- Hyde Park Hyde Park Egandale 60
- South Lawndale LVEJO_R8 60
- 10912 S Buffalo Ave 61
- Kenwood 61
- 10910 S Mackinaw Ave 62
- 9719 S Ave J 62
- Avalon Park 62
- Avondale 62
- Roscoe Village 62
- South Lawndale LVEJO_R7 62
- Chicago Loop 63
- East Side 63
- East Side Robin 63
- Logan Square 63
- 11123 S Green Bay Ave 64
- East Side German Shepherd 64
- N Kimball Ave 64
- 10905 S Ewing Ave 65
- 11301 S Green Bay Ave 65
- 11618 S Ave L 65
- Tri-Taylor 65
- Roof deck 66
- East Side Frog 67
- Lake View East 67
- Ravenswood 68
- West Town 68
- LVEJO-R2 69
- Lake View 70
- Honore and Avondale 71
AQI US, Metric