Avon, Indiana, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Avon, Indiana, United States
AQI Trends: Highest and Lowest
Same Day Analysis (28th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Avon, Indiana, United States
7 AM29th Sep 2025
7 PM
6 AM30th Sep 2025
58AQI
29AQI
45AQI
29AQI
In the last 24 hours,
Avon's AQI reached its highest point of 58 at 8 AM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Avon, Indiana, United States
18°C10/27°C
19°C9/29°C
21°C12/30°C
20°C12/29°C
17°C12/23°C
18°C9/26°C
16°C11/24°C
14°C5/23°C
15°C6/24°C
17°C7/26°C
20°C11/30°C
21°C13/30°C
21°C13/31°C
22°C13/32°C
24°C18/32°C
24°C15/33°C
22°C14/32°C
23°C14/32°C
24°C15/33°C
24°C15/33°C
23°C19/30°C
24°C18/30°C
20°C19/21°C
21°C17/27°C
22°C18/26°C
20°C17/24°C
19°C13/29°C
21°C13/32°C
23°C14/34°C
24°C15/34°C
--°C/°C
42AQI
35AQI
42AQI
37AQI
2025 Days Vs Air Quality
Avon, Indiana, United States
78%
146
21%
39
0.5%
1
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 78%
Health Risk Level:
Low
In 2025, 78% of 273 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
Avon, Indiana, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
44AQI
52AQI
37AQI
20AQI
25AQI
27AQI
21AQI
24AQI
15AQI
22AQI
28AQI
18AQI
31AQI
31AQI
43AQI
44AQI
38AQI
37AQI
21AQI
22AQI
33AQI
49AQI
37AQI
35AQI
29AQI
21AQI
32AQI
41AQI
30AQI
27AQI
24AQI
26AQI
46AQI
26AQI
35AQI
26AQI
21AQI
23AQI
18AQI
23AQI
24AQI
29AQI
27AQI
34AQI
38AQI
27AQI
25AQI
25AQI
46AQI
54AQI
29AQI
20AQI
23AQI
29AQI
18AQI
16AQI
17AQI
18AQI
24AQI
22AQI
20AQI
18AQI
30AQI
34AQI
47AQI
28AQI
44AQI
57AQI
69AQI
48AQI
51AQI
59AQI
55AQI
56AQI
56AQI
62AQI
72AQI
68AQI
40AQI
46AQI
43AQI
35AQI
37AQI
30AQI
41AQI
43AQI
46AQI
58AQI
59AQI
55AQI
52AQI
49AQI
37AQI
37AQI
31AQI
32AQI
42AQI
51AQI
60AQI
104AQI
64AQI
45AQI
60AQI
60AQI
45AQI
48AQI
50AQI
43AQI
49AQI
54AQI
36AQI
26AQI
22AQI
26AQI
32AQI
36AQI
67AQI
60AQI
55AQI
53AQI
40AQI
24AQI
23AQI
26AQI
35AQI
39AQI
84AQI
58AQI
43AQI
40AQI
44AQI
40AQI
36AQI
40AQI
41AQI
43AQI
49AQI
46AQI
34AQI
57AQI
56AQI
56AQI
32AQI
30AQI
35AQI
18AQI
20AQI
31AQI
36AQI
26AQI
20AQI
22AQI
27AQI
33AQI
28AQI
26AQI
29AQI
29AQI
27AQI
33AQI
47AQI
49AQI
26AQI
32AQI
22AQI
27AQI
39AQI
48AQI
44AQI
51AQI
50AQI
50AQI
45AQI
51AQI
54AQI
56AQI
56AQI
51AQI
41AQI
31AQI
29AQI
30AQI
39AQI
57AQI
55AQI
37AQI
30AQI
27AQI
49AQI
45AQI
38AQI
42AQI
No. of days
202538AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
May27AQI
Most & Least Polluted Years Over the Last 1 Years
Avon's annual 2025 AQI (38) shows an average percentage change of NaN% (improved AQI) compared to previous years: .