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Illinois Air Quality Index (AQI) | Air Pollution

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

Last Updated: 6 minutes ago (Local Time)

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Live AQI
45
Air Quality is
Good
pm10 :  23 µg/m³
PM2.5 :  8 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in Illinois
cloudy

16 °C

Cloudy
Humidity
Humidity78 %

Wind Speed
Wind Speed10 km/h

UV Index
UV Index1
Last Updated: 6 minutes ago (Local Time)


Map

Illinois

Major Air Pollutants

Illinois

AQI Graph

Historical Air Quality Data

Illinois

Illinois

Download 2024 Annual Data

World Air Quality Report

Globe

Illinois's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Good
36
6
22
16
71
Moderate
52
10
21
20
92
Moderate
51
9
24
17
84
Moderate
51
9
23
21
91
Good
27
5
20
21
92
Moderate
54
10
28
18
86
Good
40
7
20
16
83
Moderate
53
10
24
19
91
Moderate
51
9
23
21
91
Good
36
7
24
14
65
Good
36
6
27
13
53
Good
45
8
23
19
93
Good
41
7
25
14
72
Moderate
58
13
28
19
86
Moderate
55
11
23
20
92
Moderate
52
10
23
16
83
Good
33
6
23
14
67
Good
34
6
24
13
77
Good
41
7
25
14
72
Moderate
53
10
23
21
88
Good
48
9
21
20
93
Good
50
9
23
19
80
Good
37
7
23
17
83
Moderate
51
9
21
21
92
Good
41
7
23
13
64
Good
27
5
20
21
92
Moderate
56
12
28
19
86
Good
43
8
27
16
82
Moderate
55
11
24
19
88
Good
34
6
24
13
77
Good
36
6
25
12
59
Moderate
58
13
28
19
86
Good
40
7
22
20
88
Moderate
54
10
26
18
87
Good
49
9
20
16
77
Moderate
52
9
25
19
92
Good
37
7
24
15
77
Good
36
6
24
19
93
Moderate
54
11
20
18
86
Good
40
7
21
20
83
Moderate
54
10
28
18
86
Good
31
6
15
14
81
Moderate
53
10
23
20
88

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Illinois

0Cigarettes per day

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth


Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable


As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Illinois

  • asthma due to air pollution in IllinoisAsthma
  • heart due to air pollution in IllinoisHeart Issues
  • allergy due to air pollution in IllinoisAllergies
  • sinus due to air pollution in IllinoisSinus
  • flu due to air pollution in IllinoisCold/Flu
  • copd due to air pollution in IllinoisChronic (COPD)
asthma due to air pollution in Illinois

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

Most Polluted Cities 2025

United States

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

Illinois's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Illinois
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Illinois

Frequently Asked Questions About Air Quality

What is the current AQI level in Illinois?

The current real-time AQI level in Illinois is 45 (Good). This was last updated 6 minutes ago (Local Time).

When was the best AQI level in Illinois in the last 24 hours?

The best AQI level was 45 (Good) at 8:09 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Illinois in the last 24 hours?

The worst AQI level was 56 (Moderate) at 9:09 AM, Jun 14, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Illinois during last 24 hours?

The AQI levels in Illinois have been fluctuating throughout the last 24 hours. The levels have increased by highest 56 at 9:09 AM, Jun 14, 2025 (Local Time), lowest 45 at 8:09 AM (Local Time).

What actions are recommended as per the current AQI level in Illinois?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.