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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 | 68°F |
| Humidity | 93% |
| Wind | 2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Klamath, Oregon | 199 |
| 2 | Nampa, Idaho | 174 |
| 3 | La Pine, Oregon | 164 |
| 4 | Talent, Oregon | 162 |
| 5 | Phoenix, Oregon | 161 |
| 6 | Sisters, Oregon | 161 |
| 7 | Medford, Oregon | 158 |
| 8 | Central Point, Oregon | 156 |
| 9 | McCall, Idaho | 156 |
| 10 | Jacksonville, Oregon | 154 |
(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 | 154 |
| 2 | N Kimball Ave | 135 |
| 3 | Avalon Park | 129 |
| 4 | Lake View East | 124 |
| 5 | Logan Square | 121 |
| 6 | Lake View | 119 |
| 7 | Tri-Taylor | 116 |
| 8 | 1243 W Granville Avenue | 114 |
| 9 | Ravenswood | 114 |
| 10 | Senn Park | 113 |
(local time)
SEE WORLD AQI RANKING
Spotlight
Oak Park 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 | 34.2µg/m³ | |
| O3 | 61µg/m³ | |
!
PM2.5
x6.8
PM2.5 concentration in Chicago is currently 6.8 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 18
- CHI_TAFT 22
- Chicago - SWFP 29
- 18th and California 57
- Rowan Park Fieldhouse 62
- CHI_COM 73
- Avondale 74
- McAuliffe Elementary School 81
- South Lawndale LVEJO_R8 83
- 10425 S Ave M 85
- Hyde Park Hyde Park Egandale 86
- 2215 W Cortez St 87
- Archer and 39th Pl 87
- Hyde Park 87
- Kenwood 87
- 36th and Paulina 88
- 2610 W 21st 89
- South Lawndale LVEJO_R7 89
- South Side 91
- Chicago Loop 93
- LVEJO-R2 94
- 11123 S Green Bay Ave 96
- East Side Frog 96
- East Side Tiger 97
- 10910 S Mackinaw Ave 98
- 11618 S Ave L 98
- East Side 98
- 11301 S Green Bay Ave 99
- Roscoe Village 99
- 10905 S Ewing Ave 101
- 9719 S Ave J 101
- East Side Robin 101
- 10912 S Buffalo Ave 102
- East Side German Shepherd 104
- Roof deck 104
- West Town 111
- Gladstone Park 112
- Senn Park 113
- 1243 W Granville Avenue 114
- Ravenswood 114
- Tri-Taylor 116
- Lake View 119
- Logan Square 121
- Lake View East 124
- Avalon Park 129
- N Kimball Ave 135
- Honore and Avondale 154
AQI US, Metric