Glencoe, 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
Glencoe, Illinois, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Glencoe, Illinois, United States
90%
163
10%
18
Total number of days with different AQI categories in last 182 days in 2025 (183 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 182 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
Glencoe, Illinois, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
21AQI
23AQI
19AQI
20AQI
21AQI
23AQI
24AQI
41AQI
66AQI
40AQI
40AQI
21AQI
24AQI
30AQI
34AQI
28AQI
25AQI
23AQI
21AQI
24AQI
24AQI
27AQI
30AQI
27AQI
21AQI
23AQI
23AQI
25AQI
32AQI
32AQI
26AQI
45AQI
46AQI
23AQI
25AQI
28AQI
24AQI
29AQI
30AQI
26AQI
31AQI
38AQI
28AQI
41AQI
46AQI
29AQI
23AQI
22AQI
21AQI
23AQI
29AQI
33AQI
57AQI
40AQI
32AQI
43AQI
40AQI
27AQI
29AQI
29AQI
36AQI
34AQI
31AQI
28AQI
28AQI
31AQI
27AQI
28AQI
29AQI
29AQI
33AQI
45AQI
69AQI
20AQI
22AQI
28AQI
24AQI
18AQI
24AQI
17AQI
23AQI
20AQI
26AQI
28AQI
43AQI
41AQI
25AQI
24AQI
17AQI
17AQI
33AQI
22AQI
21AQI
20AQI
22AQI
22AQI
16AQI
30AQI
46AQI
43AQI
50AQI
38AQI
28AQI
18AQI
20AQI
30AQI
49AQI
36AQI
31AQI
19AQI
23AQI
26AQI
43AQI
20AQI
17AQI
21AQI
31AQI
30AQI
17AQI
30AQI
23AQI
14AQI
15AQI
19AQI
33AQI
32AQI
15AQI
19AQI
26AQI
19AQI
27AQI
32AQI
24AQI
40AQI
30AQI
19AQI
18AQI
16AQI
24AQI
16AQI
13AQI
13AQI
13AQI
13AQI
18AQI
22AQI
25AQI
34AQI
43AQI
34AQI
30AQI
37AQI
55AQI
58AQI
96AQI
78AQI
77AQI
75AQI
71AQI
59AQI
73AQI
80AQI
70AQI
51AQI
45AQI
52AQI
53AQI
36AQI
30AQI
42AQI
44AQI
47AQI
58AQI
31AQI
29AQI
40AQI
26AQI
19AQI
28AQI
28AQI
28AQI
32AQI
29AQI
28AQI
23AQI
51AQI
No. of days
202532AQI
Highest AQI recorded in
June51AQI
Lowest AQI recorded in
May23AQI
202434AQI
Highest AQI recorded in
July41AQI
Lowest AQI recorded in
November28AQI
202343AQI
Highest AQI recorded in
June73AQI
Lowest AQI recorded in
November34AQI
202237AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
September31AQI
202134AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
January20AQI
202029AQI
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
December15AQI
Most & Least Polluted Years Over the Last 6 Years
Glencoe's annual 2025 AQI (32) shows an average percentage change of -9.01% (improved AQI) compared to previous years: 2020 (29), 2021 (34), 2022 (37), 2023 (43), 2024 (34).
