McCook, Illinois, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
McCook, Illinois, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 98 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

2025 Days Vs Air Quality
McCook, Illinois, United States
74%
94
25%
32
0.7%
1
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 213 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
McCook, Illinois, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
56AQI
46AQI
38AQI
35AQI
19AQI
23AQI
41AQI
28AQI
31AQI
25AQI
27AQI
27AQI
19AQI
36AQI
51AQI
45AQI
50AQI
36AQI
30AQI
20AQI
22AQI
34AQI
48AQI
37AQI
36AQI
19AQI
32AQI
33AQI
48AQI
24AQI
17AQI
25AQI
36AQI
29AQI
21AQI
30AQI
27AQI
15AQI
15AQI
21AQI
33AQI
39AQI
17AQI
20AQI
29AQI
22AQI
37AQI
32AQI
32AQI
47AQI
37AQI
23AQI
21AQI
17AQI
24AQI
19AQI
14AQI
22AQI
17AQI
14AQI
19AQI
23AQI
28AQI
37AQI
45AQI
38AQI
36AQI
43AQI
56AQI
54AQI
101AQI
81AQI
77AQI
71AQI
66AQI
58AQI
69AQI
78AQI
77AQI
67AQI
53AQI
57AQI
51AQI
38AQI
31AQI
44AQI
42AQI
46AQI
57AQI
46AQI
35AQI
48AQI
36AQI
24AQI
37AQI
32AQI
34AQI
54AQI
54AQI
55AQI
68AQI
50AQI
54AQI
68AQI
51AQI
46AQI
43AQI
28AQI
58AQI
72AQI
78AQI
48AQI
28AQI
32AQI
35AQI
27AQI
70AQI
80AQI
65AQI
55AQI
35AQI
32AQI
31AQI
41AQI
50AQI
48AQI
98AQI
39AQI
32AQI
26AQI
54AQI
51AQI
No. of days
202541AQI
Highest AQI recorded in
June54AQI
Lowest AQI recorded in
May26AQI
Most & Least Polluted Years Over the Last 1 Years
McCook's annual 2025 AQI (41) shows an average percentage change of NaN% (improved AQI) compared to previous years: .