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Illinois Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Illinois

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Check the air quality level of thecities in Illinois

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Illinois

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Illinois's Cities

Real-time Air Pollution Level

cities
Status
AQI (US)
PM₂.₅(µg/m³)
PM₁₀(µg/m³)
Temp.(°C)
Humi.(%)
Good
33
8
18
16
44
Good
42
10
16
17
63
Moderate
56
15
19
15
53
Good
38
9
15
21
37
Good
42
10
15
22
28
Moderate
56
15
20
16
61
Moderate
54
14
18
13
60
Good
42
10
19
18
58
Good
38
9
15
21
37
Good
42
10
19
16
44
Good
33
8
20
16
44
Good
42
10
20
20
52
Moderate
54
14
19
15
40
Good
46
11
24
17
64
Good
42
10
17
21
38
Good
42
10
17
21
38
Moderate
56
15
16
14
49
Good
29
7
19
16
44
Good
50
12
17
15
53
Moderate
54
14
19
15
46
Good
42
10
16
20
54
Good
42
10
16
18
63
Moderate
52
13
19
15
54
Good
50
12
20
16
52
Good
42
10
17
18
60
Moderate
56
15
20
17
44
Good
42
10
15
22
28
Good
46
11
25
16
73
Moderate
56
15
19
15
53
Good
46
11
20
17
65
Good
50
12
17
15
53
Good
50
12
18
15
46
Good
46
11
25
17
64
Good
33
8
15
18
46
Good
46
11
24
17
71
Good
44
10
12
14
68
Good
42
10
21
18
58
Moderate
54
14
17
15
40
Good
46
11
15
18
55
Good
50
12
12
17
69
Good
33
8
13
18
46
Moderate
56
15
20
16
61
Good
46
11
12
15
59
Good
42
10
18
17
62

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

42

temp.16°C
hum.52%
Los Angeles City AQI

Los Angeles

46

temp.25°C
hum.59%
Minneapolis City AQI

Minneapolis

25

temp.14°C
hum.68%
Nashville City AQI

Nashville

33

temp.15°C
hum.70%
New Orleans City AQI

New Orleans

42

temp.27°C
hum.58%
New York City City AQI

New York City

18

temp.16°C
hum.61%
San Francisco City AQI

San Francisco

58

temp.15°C
hum.77%
Washington City AQI

Washington

21

temp.14°C
hum.91%

Most Polluted Cities 2026

United States

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2026
World's Most PollutedCity Rankings (2025)
World's Most PollutedCountry Rankings(2025)
RankCityAQI Status

Standard Value

Follow

1.

Chattanooga, Tennessee

102

Poor

2xabove Standard

2.

Gainesville, Georgia

99

Moderate

2xabove Standard

3.

Hanford, California

82

Moderate

1xbelow Standard

4.

Rome, Georgia

78

Moderate

2xabove Standard

5.

Huron, California

75

Moderate

1xbelow Standard

6.

Visalia, California

73

Moderate

1xbelow Standard

7.

Athens, Georgia

69

Moderate

1xabove Standard

8.

Portage, Indiana

66

Moderate

1xabove Standard

9.

Porterville, California

66

Moderate

1xbelow Standard

10.

Lebanon, Ohio

65

Moderate

1xabove Standard

Last Updated: 27 Sept 2026, 02:04 AM

AQI City Rankings

Air Quality Solutions For Illinois

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Illinois's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

Seattle's Air Turned Sharply in Early August 2026

Seattle's Air Turned Sharply in Early August 2026

2 Sept 2026AQI Newsroom
Boston's Air Stayed Clean This Summer — But Not Always

Boston's Air Stayed Clean This Summer — But Not Always

2 Sept 2026AQI Newsroom
The Night a Wall of Dust Swallowed Phoenix: What 1,520 Air Quality Readings Reveal About Arizona's Air

The Night a Wall of Dust Swallowed Phoenix: What 1,520 Air Quality Readings Reveal About Arizona's Air

24 Aug 2026Gyane Haobijam
Phoenix Air Quality Swings: Dust Spikes Amid a Calm Summer

Phoenix Air Quality Swings: Dust Spikes Amid a Calm Summer

24 Aug 2026AQI Newsroom
Philadelphia's Air Quality Climbed to a Late-Summer Peak in August 2026

Philadelphia's Air Quality Climbed to a Late-Summer Peak in August 2026

24 Aug 2026AQI Newsroom
Dallas Air Cleared Sharply Through Summer 2026

Dallas Air Cleared Sharply Through Summer 2026

24 Aug 2026AQI Newsroom
New York's Air Swung From Clean to Unhealthy in February 2026

New York's Air Swung From Clean to Unhealthy in February 2026

18 Aug 2026AQI Newsroom
Los Angeles Air Held Steady Then Cleared Through August 2026

Los Angeles Air Held Steady Then Cleared Through August 2026

18 Aug 2026AQI Newsroom
Chicago's Air Cleaned Up Fast — Here's What the Numbers Show

Chicago's Air Cleaned Up Fast — Here's What the Numbers Show

18 Aug 2026AQI Newsroom
Houston's Air Quality Quietly Improved Over Late July–August 2026

Houston's Air Quality Quietly Improved Over Late July–August 2026

18 Aug 2026AQI Newsroom
World Top 10 Hottest Cities Are All in India Again - May 2026

World Top 10 Hottest Cities Are All in India Again - May 2026

4 Jun 2026Gyane Haobijam
Delhi Air Quality 2026 vs 6-Year Historical PM2.5 Data

Delhi Air Quality 2026 vs 6-Year Historical PM2.5 Data

2 Jun 2026Gyane Haobijam
What 17 Years of Delhi Temperature Data Reveal About May's Heatwave Escalation

What 17 Years of Delhi Temperature Data Reveal About May's Heatwave Escalation

27 May 2026AQI Team
World Top Hottest Cities Belong to India - April 2026

World Top Hottest Cities Belong to India - April 2026

28 Apr 2026Gyane Haobijam
Construction Air Pollution: The Invisible Hazard Reshaping India's Urban Air

Construction Air Pollution: The Invisible Hazard Reshaping India's Urban Air

27 Mar 2026Gyane Haobijam
Kitchen Air Pollution: How Cooking Can Spike Your Indoor AQI

Kitchen Air Pollution: How Cooking Can Spike Your Indoor AQI

17 Mar 2026Gyane Haobijam
Mumbai Air Quality Comparison of 2025 Vs 2026 (Jan-Feb)

Mumbai Air Quality Comparison of 2025 Vs 2026 (Jan-Feb)

14 Feb 2026Gyane Haobijam
Why AQI Standards Vary Across the World - And Why Air Quality Index Matters More Than Ever

Why AQI Standards Vary Across the World - And Why Air Quality Index Matters More Than Ever

12 Feb 2026Navya
Why Winter Suffocates and Monsoon Saves Delhi Air Quality 2025?

Why Winter Suffocates and Monsoon Saves Delhi Air Quality 2025?

2 Feb 2026Gyane Haobijam
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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Prana Air Cair+ Indoor Air Quality Monitor for home, office or institutesPrana Air Cair+ Indoor Air Quality Monitor for home, office or institutes