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Air quality in Chicago
Air quality index (AQI) and PM2.5 air pollution in Chicago
51K people follow this city
Chicago Air Quality Map
Real-time Chicago air pollution map
AIR QUALITY DATA CONTRIBUTORS
43 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 | Broken clouds |
| Temperature | 69.8°F |
| Humidity | 90% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Klamath, Oregon | 163 |
| 2 | Nampa, Idaho | 161 |
| 3 | McCall, Idaho | 156 |
| 4 | Central Point, Oregon | 155 |
| 5 | Eagle Point, Oregon | 153 |
| 6 | Rogue River, Oregon | 152 |
| 7 | Jacksonville, Oregon | 149 |
| 8 | Medford, Oregon | 144 |
| 9 | Rapid City, South Dakota | 135 |
| 10 | Phoenix, Oregon | 133 |
(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 | N Kimball Ave | 141 |
| 2 | Logan Square | 137 |
| 3 | Tri-Taylor | 134 |
| 4 | Lake View East | 130 |
| 5 | Avalon Park | 129 |
| 6 | West Town | 127 |
| 7 | Lake View | 126 |
| 8 | Ravenswood | 116 |
| 9 | Roof deck | 113 |
| 10 | Senn Park | 111 |
(local time)
SEE WORLD AQI RANKING
Spotlight
Chicago has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
98
live AQI index
Moderate
Overview
What is the current air quality in Chicago?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 98 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 34.4µg/m³ | |
| O3 | 79µg/m³ | |
!
PM2.5
x6.9
PM2.5 concentration in Chicago is currently 6.9 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 | Moderate 55 AQI US |  | 84.2° 64.4° | 8.9 mp/h |
| Today | Moderate 98 AQI US | 80% | 73.4° 68° | 6.7 mp/h |
| Wednesday, Jul 24 | Moderate 59 AQI US |  | 77° 64.4° | 8.9 mp/h |
| Thursday, Jul 25 | Moderate 59 AQI US | | 78.8° 62.6° | 6.7 mp/h |
| Friday, Jul 26 | Moderate 59 AQI US | | 84.2° 64.4° | 6.7 mp/h |
| Saturday, Jul 27 | Moderate 61 AQI US | 90% | 82.4° 69.8° | 11.2 mp/h |
| Sunday, Jul 28 | Moderate 72 AQI US | 50% | 91.4° 71.6° | 13.4 mp/h |
| Monday, Jul 29 | Moderate 80 AQI US | 90% | 95° 71.6° | 8.9 mp/h |
Interested in hourly forecast? Get the app
How to best protect from air pollution?
Chicago air quality data attribution
43Contributors
- Illinois EPA
5 stations
Government Contributor
- AT
1 station
- Bucktown air
1 station
2 Individual Contributors
- 40 Anonymous contributors
40 stations
40 Anonymous Contributors
4 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chicago?
- CICERO 27
- CHI_TAFT 32
- Chicago - SWFP 34
- 18th and California 57
- Rowan Park Fieldhouse 58
- Gladstone Park 60
- McAuliffe Elementary School 63
- CHI_COM 64
- Honore and Avondale 66
- Avondale 74
- 10425 S Ave M 79
- Archer and 39th Pl 87
- South Side 89
- South Lawndale LVEJO_R8 90
- 11123 S Green Bay Ave 91
- 11618 S Ave L 91
- East Side 91
- East Side Frog 91
- South Lawndale LVEJO_R7 92
- 10905 S Ewing Ave 93
- 10910 S Mackinaw Ave 93
- 2215 W Cortez St 94
- LVEJO-R2 94
- East Side Tiger 95
- 10912 S Buffalo Ave 96
- East Side German Shepherd 96
- East Side Robin 96
- 36th and Paulina 98
- 11301 S Green Bay Ave 99
- Hyde Park 99
- Hyde Park Hyde Park Egandale 99
- Roscoe Village 99
- 2610 W 21st 102
- Chicago Loop 102
- Kenwood 106
- 9719 S Ave J 109
- 1243 W Granville Avenue 110
- Senn Park 111
- Roof deck 113
- Ravenswood 116
- Lake View 126
- West Town 127
- Avalon Park 129
- Lake View East 130
- Tri-Taylor 134
- Logan Square 137
- N Kimball Ave 141
AQI US, Metric