Benton, 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
Benton, Illinois, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 28 of Good air quality on the same day.
Day & Night AQI Trend: 31st Jul - 1st Aug 2026
Benton, Illinois, United States
5 AM31st Jul 2026
8 PM
4 AM1st Aug 2026
46AQI
21AQI
50AQI
34AQI
In the last 24 hours,
Benton's AQI reached its highest point of 50 at 11 PM during the Night, while the lowest point, 21, was recorded at 2 PM during the Day between 31st Jul and 1st Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Benton, Illinois, United States
30°C22/38°C
27°C21/35°C
26°C21/34°C
26°C21/32°C
26°C21/31°C
26°C21/32°C
26°C20/35°C
26°C22/31°C
24°C21/30°C
26°C20/32°C
27°C20/33°C
27°C20/34°C
27°C21/33°C
28°C22/34°C
28°C23/32°C
29°C23/35°C
27°C24/34°C
28°C22/36°C
29°C24/37°C
24°C19/29°C
22°C15/28°C
22°C16/30°C
24°C19/30°C
28°C22/37°C
30°C21/37°C
30°C24/37°C
25°C17/32°C
25°C17/33°C
23°C17/31°C
23°C21/25°C
34AQI
32AQI
37AQI
33AQI
2026 Days Vs Air Quality
Benton, Illinois, United States
95%
198
5%
11
Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 213 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Benton, Illinois, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
49AQI (US)
46AQI (US)
50AQI (US)
53AQI (US)
44AQI (US)
44AQI (US)
47AQI (US)
41AQI (US)
23AQI (US)
22AQI (US)
16AQI (US)
21AQI (US)
34AQI (US)
17AQI (US)
12AQI (US)
20AQI (US)
15AQI (US)
16AQI (US)
17AQI (US)
28AQI (US)
38AQI (US)
42AQI (US)
38AQI (US)
27AQI (US)
33AQI (US)
34AQI (US)
26AQI (US)
28AQI (US)
37AQI (US)
53AQI (US)
39AQI (US)
38AQI (US)
39AQI (US)
44AQI (US)
32AQI (US)
41AQI (US)
36AQI (US)
35AQI (US)
44AQI (US)
42AQI (US)
40AQI (US)
25AQI (US)
24AQI (US)
30AQI (US)
36AQI (US)
34AQI (US)
33AQI (US)
33AQI (US)
36AQI (US)
36AQI (US)
29AQI (US)
35AQI (US)
34AQI (US)
29AQI (US)
31AQI (US)
37AQI (US)
33AQI (US)
26AQI (US)
25AQI (US)
29AQI (US)
52AQI (US)
27AQI (US)
36AQI (US)
32AQI (US)
17AQI (US)
32AQI (US)
35AQI (US)
26AQI (US)
27AQI (US)
34AQI (US)
37AQI (US)
36AQI (US)
24AQI (US)
19AQI (US)
36AQI (US)
34AQI (US)
26AQI (US)
33AQI (US)
42AQI (US)
43AQI (US)
35AQI (US)
34AQI (US)
24AQI (US)
29AQI (US)
37AQI (US)
25AQI (US)
24AQI (US)
18AQI (US)
23AQI (US)
25AQI (US)
23AQI (US)
21AQI (US)
23AQI (US)
26AQI (US)
30AQI (US)
30AQI (US)
24AQI (US)
31AQI (US)
31AQI (US)
33AQI (US)
29AQI (US)
24AQI (US)
21AQI (US)
23AQI (US)
28AQI (US)
23AQI (US)
25AQI (US)
30AQI (US)
23AQI (US)
19AQI (US)
24AQI (US)
23AQI (US)
16AQI (US)
23AQI (US)
19AQI (US)
20AQI (US)
25AQI (US)
29AQI (US)
19AQI (US)
15AQI (US)
18AQI (US)
33AQI (US)
33AQI (US)
28AQI (US)
20AQI (US)
24AQI (US)
23AQI (US)
18AQI (US)
25AQI (US)
31AQI (US)
19AQI (US)
37AQI (US)
47AQI (US)
51AQI (US)
57AQI (US)
52AQI (US)
50AQI (US)
35AQI (US)
42AQI (US)
50AQI (US)
46AQI (US)
36AQI (US)
24AQI (US)
17AQI (US)
17AQI (US)
19AQI (US)
21AQI (US)
18AQI (US)
23AQI (US)
17AQI (US)
18AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
29AQI (US)
20AQI (US)
22AQI (US)
20AQI (US)
19AQI (US)
16AQI (US)
16AQI (US)
16AQI (US)
13AQI (US)
16AQI (US)
23AQI (US)
20AQI (US)
18AQI (US)
16AQI (US)
19AQI (US)
19AQI (US)
14AQI (US)
14AQI (US)
13AQI (US)
16AQI (US)
23AQI (US)
23AQI (US)
31AQI (US)
53AQI (US)
48AQI (US)
34AQI (US)
23AQI (US)
17AQI (US)
19AQI (US)
22AQI (US)
26AQI (US)
32AQI (US)
23AQI (US)
15AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
12AQI (US)
35AQI (US)
47AQI (US)
46AQI (US)
80AQI (US)
51AQI (US)
45AQI (US)
34AQI (US)
32AQI (US)
43AQI (US)
47AQI (US)
51AQI (US)
56AQI (US)
46AQI (US)
43AQI (US)
38AQI (US)
33AQI (US)
34AQI (US)
31AQI (US)
25AQI (US)
31AQI (US)
21AQI (US)
34AQI (US)
No. of days
202630AQI (US)
Highest AQI (US) recorded in
February34AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
September44AQI (US)
Lowest AQI (US) recorded in
May26AQI (US)
202435AQI (US)
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202339AQI (US)
Highest AQI (US) recorded in
June63AQI (US)
Lowest AQI (US) recorded in
December29AQI (US)
202237AQI (US)
Highest AQI (US) recorded in
June44AQI (US)
Lowest AQI (US) recorded in
September33AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
November30AQI (US)
202041AQI (US)
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
May34AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Benton's annual 2026 AQI (US) (30) shows an average percentage change of -20.4% (improved AQI (US)) compared to previous years: 2020 (41), 2021 (39), 2022 (37), 2023 (39), 2024 (35), 2025 (36).