McLeansboro, Illinois, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
McLeansboro, Illinois, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
McLeansboro, Illinois, United States
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
54AQI
52AQI
54AQI
52AQI
In the last 24 hours,
McLeansboro's AQI reached its highest point of 54 at 7 AM during the Day, while the lowest point, 52, was recorded at 4 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
McLeansboro, Illinois, United States
27°C20/34°C
28°C21/34°C
27°C24/30°C
26°C21/34°C
26°C22/30°C
26°C21/31°C
28°C23/35°C
27°C24/34°C
26°C22/32°C
26°C22/33°C
29°C24/35°C
26°C23/30°C
28°C22/34°C
29°C24/35°C
29°C24/35°C
29°C24/35°C
28°C24/33°C
29°C24/35°C
31°C25/37°C
29°C25/35°C
29°C23/35°C
26°C23/29°C
23°C17/29°C
22°C15/28°C
22°C13/29°C
22°C17/26°C
23°C16/30°C
26°C19/33°C
27°C20/34°C
27°C21/34°C
--°C/°C
43AQI
43AQI
43AQI
42AQI
2025 Days Vs Air Quality
McLeansboro, Illinois, United States
84%
114
16%
21
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 221 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
McLeansboro, Illinois, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
44AQI
49AQI
47AQI
34AQI
19AQI
24AQI
28AQI
23AQI
20AQI
13AQI
17AQI
23AQI
16AQI
22AQI
33AQI
33AQI
38AQI
35AQI
39AQI
21AQI
28AQI
42AQI
59AQI
38AQI
37AQI
21AQI
24AQI
31AQI
36AQI
29AQI
33AQI
20AQI
32AQI
40AQI
35AQI
29AQI
25AQI
21AQI
19AQI
18AQI
18AQI
22AQI
26AQI
24AQI
25AQI
30AQI
22AQI
20AQI
31AQI
51AQI
54AQI
26AQI
20AQI
28AQI
28AQI
16AQI
14AQI
17AQI
26AQI
26AQI
21AQI
21AQI
28AQI
31AQI
26AQI
38AQI
35AQI
39AQI
56AQI
61AQI
41AQI
41AQI
41AQI
49AQI
53AQI
58AQI
64AQI
76AQI
47AQI
28AQI
29AQI
31AQI
26AQI
33AQI
23AQI
33AQI
40AQI
45AQI
55AQI
49AQI
48AQI
54AQI
46AQI
30AQI
32AQI
33AQI
27AQI
38AQI
48AQI
56AQI
66AQI
58AQI
43AQI
54AQI
40AQI
37AQI
45AQI
50AQI
38AQI
29AQI
32AQI
34AQI
37AQI
29AQI
31AQI
47AQI
28AQI
41AQI
52AQI
55AQI
54AQI
43AQI
28AQI
39AQI
40AQI
45AQI
40AQI
74AQI
74AQI
45AQI
34AQI
35AQI
44AQI
49AQI
53AQI
39AQI
30AQI
26AQI
43AQI
42AQI
51AQI
No. of days
202536AQI
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
May26AQI
Most & Least Polluted Years Over the Last 1 Years
McLeansboro's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .