Gary Iitri, Gary, Indiana, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Gary Iitri, Gary, Indiana, United States
AQI Trends: Highest and Lowest
Same Day Analysis (6th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 56 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Oct - 7th Oct 2025
Gary Iitri, Gary, Indiana, United States
6 AM6th Oct 2025
6 PM
5 AM7th Oct 2025
54AQI
48AQI
AQI
AQI
In the last 24 hours,
Gary Iitri's AQI reached its highest point of 54 at 7 AM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 6th Oct and 7th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Gary Iitri, Gary, Indiana, United States
16°C10/21°C
16°C8/23°C
17°C9/24°C
20°C15/27°C
20°C17/23°C
21°C14/29°C
23°C17/31°C
22°C18/27°C
21°C16/27°C
20°C16/26°C
20°C17/24°C
21°C16/28°C
23°C18/31°C
23°C19/26°C
23°C18/30°C
22°C18/28°C
20°C17/28°C
20°C18/21°C
18°C15/23°C
20°C12/29°C
23°C14/32°C
20°C15/26°C
21°C15/30°C
21°C15/27°C
21°C14/27°C
20°C12/30°C
23°C16/34°C
25°C18/33°C
23°C17/30°C
23°C18/31°C
--°C/°C
47AQI
47AQI
53AQI
47AQI
2025 Days Vs Air Quality
Gary Iitri, Gary, Indiana, United States
73%
205
25%
71
1%
3
Total number of days with different AQI categories in last 280 days in 2025 (85 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 280 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
Gary Iitri, Gary, Indiana, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
26AQI
55AQI
39AQI
30AQI
25AQI
36AQI
43AQI
44AQI
64AQI
49AQI
41AQI
24AQI
44AQI
50AQI
52AQI
31AQI
29AQI
32AQI
24AQI
29AQI
35AQI
38AQI
40AQI
31AQI
32AQI
23AQI
31AQI
35AQI
35AQI
38AQI
26AQI
38AQI
45AQI
25AQI
33AQI
29AQI
40AQI
35AQI
41AQI
38AQI
34AQI
47AQI
41AQI
44AQI
41AQI
40AQI
28AQI
36AQI
40AQI
47AQI
44AQI
42AQI
49AQI
39AQI
54AQI
44AQI
46AQI
39AQI
29AQI
37AQI
37AQI
32AQI
33AQI
44AQI
31AQI
34AQI
31AQI
32AQI
36AQI
29AQI
38AQI
46AQI
96AQI
25AQI
36AQI
39AQI
43AQI
31AQI
27AQI
25AQI
27AQI
26AQI
40AQI
44AQI
47AQI
41AQI
36AQI
35AQI
19AQI
20AQI
35AQI
31AQI
35AQI
20AQI
22AQI
33AQI
20AQI
31AQI
41AQI
40AQI
58AQI
45AQI
46AQI
33AQI
25AQI
37AQI
51AQI
40AQI
34AQI
26AQI
40AQI
51AQI
59AQI
30AQI
18AQI
29AQI
36AQI
40AQI
25AQI
31AQI
28AQI
20AQI
21AQI
24AQI
44AQI
41AQI
29AQI
35AQI
41AQI
30AQI
40AQI
34AQI
44AQI
53AQI
50AQI
30AQI
33AQI
21AQI
29AQI
25AQI
16AQI
23AQI
25AQI
26AQI
23AQI
31AQI
37AQI
44AQI
51AQI
43AQI
36AQI
50AQI
60AQI
81AQI
116AQI
81AQI
72AQI
74AQI
66AQI
60AQI
67AQI
79AQI
74AQI
64AQI
47AQI
54AQI
46AQI
42AQI
43AQI
47AQI
46AQI
48AQI
58AQI
59AQI
44AQI
45AQI
37AQI
23AQI
34AQI
37AQI
46AQI
55AQI
56AQI
57AQI
72AQI
57AQI
48AQI
64AQI
53AQI
42AQI
47AQI
34AQI
53AQI
76AQI
91AQI
56AQI
40AQI
31AQI
44AQI
34AQI
56AQI
74AQI
60AQI
57AQI
39AQI
35AQI
30AQI
37AQI
40AQI
44AQI
103AQI
101AQI
75AQI
76AQI
72AQI
84AQI
87AQI
68AQI
59AQI
55AQI
52AQI
47AQI
51AQI
47AQI
64AQI
71AQI
58AQI
39AQI
36AQI
27AQI
18AQI
25AQI
37AQI
41AQI
32AQI
30AQI
35AQI
40AQI
43AQI
22AQI
30AQI
44AQI
43AQI
49AQI
52AQI
53AQI
46AQI
26AQI
36AQI
31AQI
37AQI
51AQI
56AQI
51AQI
56AQI
59AQI
55AQI
54AQI
53AQI
58AQI
58AQI
58AQI
55AQI
39AQI
42AQI
27AQI
27AQI
44AQI
37AQI
46AQI
50AQI
50AQI
49AQI
43AQI
63AQI
61AQI
59AQI
56AQI
37AQI
39AQI
36AQI
35AQI
33AQI
56AQI
53AQI
51AQI
47AQI
55AQI
No. of days
202543AQI
Highest AQI recorded in
June56AQI
Lowest AQI recorded in
May33AQI
202438AQI
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
November30AQI
202341AQI
Highest AQI recorded in
June66AQI
Lowest AQI recorded in
December32AQI
202239AQI
Highest AQI recorded in
January57AQI
Lowest AQI recorded in
April28AQI
202139AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
October32AQI
202035AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
September30AQI
Most & Least Polluted Years Over the Last 6 Years
Gary Iitri's annual 2025 AQI (43) shows an average percentage change of 12.3% (worsened AQI) compared to previous years: 2020 (35), 2021 (39), 2022 (39), 2023 (41), 2024 (38).