Rock Island, Moline, 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
Rock Island, Moline, Illinois, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 39 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Rock Island, Moline, Illinois, United States
5 AM15th Aug 2026
8 PM
4 AM16th Aug 2026
50AQI
25AQI
54AQI
21AQI
In the last 24 hours,
Rock Island's AQI reached its highest point of 54 at 11 PM during the Night, while the lowest point, 21, was recorded at 3 AM during the Night between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Rock Island, Moline, Illinois, United States
29°C24/35°C
25°C19/34°C
24°C18/31°C
25°C19/29°C
20°C15/28°C
19°C12/28°C
21°C16/28°C
24°C19/31°C
29°C24/38°C
31°C23/39°C
27°C23/34°C
24°C17/33°C
24°C15/33°C
21°C18/25°C
20°C18/23°C
22°C17/30°C
23°C15/30°C
24°C17/33°C
23°C20/26°C
22°C19/27°C
25°C19/31°C
24°C19/32°C
25°C18/34°C
28°C24/37°C
27°C23/33°C
25°C23/29°C
23°C20/29°C
23°C21/27°C
25°C22/30°C
25°C20/29°C
52AQI
47AQI
51AQI
48AQI
2026 Days Vs Air Quality
Rock Island, Moline, Illinois, United States
83%
185
16%
36
1%
3
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 228 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
Rock Island, Moline, Illinois, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
30AQI (US)
37AQI (US)
38AQI (US)
57AQI (US)
72AQI (US)
50AQI (US)
49AQI (US)
29AQI (US)
36AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
13AQI (US)
24AQI (US)
16AQI (US)
13AQI (US)
13AQI (US)
47AQI (US)
31AQI (US)
48AQI (US)
64AQI (US)
53AQI (US)
33AQI (US)
39AQI (US)
44AQI (US)
37AQI (US)
43AQI (US)
44AQI (US)
59AQI (US)
32AQI (US)
44AQI (US)
44AQI (US)
43AQI (US)
43AQI (US)
53AQI (US)
40AQI (US)
37AQI (US)
30AQI (US)
55AQI (US)
42AQI (US)
30AQI (US)
46AQI (US)
44AQI (US)
54AQI (US)
48AQI (US)
42AQI (US)
72AQI (US)
56AQI (US)
36AQI (US)
40AQI (US)
29AQI (US)
30AQI (US)
29AQI (US)
51AQI (US)
41AQI (US)
47AQI (US)
51AQI (US)
26AQI (US)
31AQI (US)
54AQI (US)
43AQI (US)
44AQI (US)
50AQI (US)
32AQI (US)
38AQI (US)
32AQI (US)
28AQI (US)
36AQI (US)
36AQI (US)
37AQI (US)
45AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
29AQI (US)
29AQI (US)
54AQI (US)
42AQI (US)
43AQI (US)
29AQI (US)
44AQI (US)
62AQI (US)
46AQI (US)
55AQI (US)
22AQI (US)
18AQI (US)
24AQI (US)
41AQI (US)
36AQI (US)
24AQI (US)
22AQI (US)
31AQI (US)
32AQI (US)
28AQI (US)
28AQI (US)
38AQI (US)
41AQI (US)
26AQI (US)
30AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
32AQI (US)
30AQI (US)
19AQI (US)
25AQI (US)
40AQI (US)
34AQI (US)
52AQI (US)
34AQI (US)
18AQI (US)
27AQI (US)
32AQI (US)
22AQI (US)
26AQI (US)
37AQI (US)
25AQI (US)
24AQI (US)
32AQI (US)
43AQI (US)
40AQI (US)
43AQI (US)
43AQI (US)
39AQI (US)
35AQI (US)
33AQI (US)
59AQI (US)
58AQI (US)
55AQI (US)
57AQI (US)
54AQI (US)
56AQI (US)
55AQI (US)
52AQI (US)
49AQI (US)
43AQI (US)
46AQI (US)
50AQI (US)
45AQI (US)
44AQI (US)
59AQI (US)
54AQI (US)
20AQI (US)
24AQI (US)
28AQI (US)
20AQI (US)
26AQI (US)
29AQI (US)
28AQI (US)
32AQI (US)
28AQI (US)
23AQI (US)
21AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
22AQI (US)
35AQI (US)
17AQI (US)
15AQI (US)
24AQI (US)
32AQI (US)
23AQI (US)
23AQI (US)
16AQI (US)
18AQI (US)
19AQI (US)
17AQI (US)
19AQI (US)
31AQI (US)
26AQI (US)
22AQI (US)
23AQI (US)
25AQI (US)
38AQI (US)
54AQI (US)
59AQI (US)
31AQI (US)
24AQI (US)
34AQI (US)
46AQI (US)
51AQI (US)
41AQI (US)
43AQI (US)
34AQI (US)
32AQI (US)
42AQI (US)
43AQI (US)
43AQI (US)
44AQI (US)
52AQI (US)
101AQI (US)
44AQI (US)
45AQI (US)
136AQI (US)
117AQI (US)
53AQI (US)
44AQI (US)
40AQI (US)
37AQI (US)
46AQI (US)
45AQI (US)
56AQI (US)
56AQI (US)
49AQI (US)
52AQI (US)
38AQI (US)
39AQI (US)
46AQI (US)
51AQI (US)
46AQI (US)
46AQI (US)
47AQI (US)
45AQI (US)
45AQI (US)
44AQI (US)
44AQI (US)
45AQI (US)
39AQI (US)
46AQI (US)
47AQI (US)
39AQI (US)
37AQI (US)
43AQI (US)
38AQI (US)
30AQI (US)
43AQI (US)
26AQI (US)
51AQI (US)
45AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
June50AQI (US)
Lowest AQI (US) recorded in
May28AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
October37AQI (US)
Lowest AQI (US) recorded in
November31AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
June77AQI (US)
Lowest AQI (US) recorded in
December29AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
June41AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202140AQI (US)
Highest AQI (US) recorded in
July54AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
202036AQI (US)
Highest AQI (US) recorded in
July41AQI (US)
Lowest AQI (US) recorded in
May31AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Rock Island's annual 2026 AQI (US) (39) shows an average percentage change of 2.4% (worsened AQI (US)) compared to previous years: 2020 (36), 2021 (40), 2022 (39), 2023 (43), 2024 (33), 2025 (39).