Wood River, 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
Wood River, 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 56 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
Wood River, Illinois, United States
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
58AQI
54AQI
55AQI
52AQI
In the last 24 hours,
Wood River's AQI reached its highest point of 58 at 10 AM during the Day, while the lowest point, undefined, was recorded at 4 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Wood River, Illinois, United States
28°C21/36°C
28°C21/37°C
27°C22/32°C
24°C20/30°C
25°C22/32°C
26°C22/33°C
28°C22/37°C
26°C23/33°C
26°C22/32°C
27°C23/34°C
30°C24/37°C
25°C22/30°C
28°C23/35°C
30°C25/37°C
30°C24/37°C
29°C24/36°C
29°C25/37°C
29°C24/34°C
30°C25/37°C
30°C25/37°C
28°C22/33°C
24°C21/26°C
22°C15/29°C
21°C14/28°C
21°C14/29°C
23°C16/28°C
24°C18/31°C
25°C17/34°C
27°C20/33°C
28°C22/36°C
--°C/°C
48AQI
48AQI
47AQI
47AQI
2025 Days Vs Air Quality
Wood River, Illinois, United States
73%
99
26%
35
0.7%
1
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% 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
Wood River, Illinois, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
54AQI
39AQI
43AQI
26AQI
18AQI
37AQI
40AQI
31AQI
25AQI
24AQI
23AQI
35AQI
23AQI
32AQI
43AQI
43AQI
59AQI
46AQI
42AQI
23AQI
40AQI
51AQI
59AQI
48AQI
52AQI
22AQI
38AQI
38AQI
45AQI
39AQI
26AQI
25AQI
40AQI
36AQI
29AQI
28AQI
27AQI
29AQI
20AQI
19AQI
31AQI
30AQI
30AQI
28AQI
41AQI
39AQI
36AQI
32AQI
40AQI
57AQI
45AQI
27AQI
24AQI
34AQI
28AQI
16AQI
16AQI
22AQI
30AQI
36AQI
22AQI
24AQI
28AQI
46AQI
31AQI
46AQI
42AQI
51AQI
61AQI
50AQI
41AQI
52AQI
83AQI
58AQI
61AQI
63AQI
77AQI
82AQI
51AQI
36AQI
47AQI
33AQI
43AQI
38AQI
26AQI
48AQI
53AQI
55AQI
60AQI
56AQI
54AQI
52AQI
37AQI
28AQI
28AQI
30AQI
33AQI
48AQI
55AQI
64AQI
83AQI
59AQI
41AQI
54AQI
40AQI
46AQI
51AQI
36AQI
36AQI
32AQI
37AQI
39AQI
32AQI
31AQI
51AQI
55AQI
29AQI
43AQI
57AQI
59AQI
47AQI
50AQI
30AQI
42AQI
50AQI
48AQI
43AQI
115AQI
83AQI
47AQI
39AQI
33AQI
50AQI
56AQI
56AQI
36AQI
37AQI
31AQI
50AQI
46AQI
60AQI
No. of days
202542AQI
Highest AQI recorded in
August60AQI
Lowest AQI recorded in
May31AQI
Most & Least Polluted Years Over the Last 1 Years
Wood River's annual 2025 AQI (42) shows an average percentage change of NaN% (improved AQI) compared to previous years: .