Owensboro, Kentucky, 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
Owensboro, Kentucky, United States
AQI Trends: Highest and Lowest
Same Day Analysis (27th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 4th highest AQI at 27 of Good air quality, showing improvement over 2024, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 27th Sep - 28th Sep 2025
Owensboro, Kentucky, United States
6 AM27th Sep 2025
7 PM
5 AM28th Sep 2025
26AQI
17AQI
46AQI
21AQI
In the last 24 hours,
Owensboro's AQI reached its highest point of 46 at 12 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 27th Sep and 28th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Owensboro, Kentucky, United States
21°C10/31°C
21°C13/29°C
20°C13/29°C
21°C11/30°C
22°C13/31°C
23°C14/31°C
21°C18/25°C
21°C13/28°C
19°C15/26°C
17°C9/25°C
17°C7/27°C
19°C8/29°C
22°C14/30°C
24°C14/32°C
23°C13/33°C
24°C14/34°C
26°C17/36°C
26°C18/34°C
26°C18/34°C
24°C14/33°C
24°C14/34°C
24°C16/32°C
26°C19/34°C
24°C19/32°C
22°C19/28°C
23°C19/30°C
22°C21/25°C
21°C18/25°C
20°C13/28°C
21°C13/30°C
--°C/°C
46AQI
46AQI
47AQI
47AQI
2025 Days Vs Air Quality
Owensboro, Kentucky, United States
80%
215
20%
55
Total number of days with different AQI categories in last 271 days in 2025 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 271 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
Owensboro, Kentucky, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
39AQI
22AQI
21AQI
21AQI
20AQI
24AQI
41AQI
62AQI
58AQI
40AQI
38AQI
27AQI
29AQI
40AQI
39AQI
36AQI
25AQI
20AQI
21AQI
24AQI
27AQI
28AQI
36AQI
32AQI
31AQI
27AQI
26AQI
29AQI
35AQI
23AQI
26AQI
29AQI
33AQI
32AQI
30AQI
28AQI
26AQI
26AQI
39AQI
33AQI
26AQI
31AQI
34AQI
29AQI
24AQI
28AQI
22AQI
23AQI
25AQI
24AQI
32AQI
42AQI
37AQI
34AQI
34AQI
31AQI
31AQI
26AQI
26AQI
32AQI
37AQI
35AQI
25AQI
27AQI
30AQI
31AQI
40AQI
42AQI
43AQI
49AQI
59AQI
51AQI
43AQI
31AQI
26AQI
26AQI
39AQI
21AQI
26AQI
23AQI
32AQI
24AQI
20AQI
32AQI
45AQI
54AQI
55AQI
46AQI
22AQI
31AQI
31AQI
25AQI
19AQI
15AQI
14AQI
28AQI
21AQI
26AQI
36AQI
41AQI
50AQI
43AQI
45AQI
21AQI
40AQI
50AQI
57AQI
53AQI
44AQI
34AQI
29AQI
34AQI
43AQI
32AQI
33AQI
26AQI
35AQI
48AQI
40AQI
41AQI
33AQI
24AQI
20AQI
23AQI
27AQI
30AQI
30AQI
31AQI
28AQI
35AQI
23AQI
24AQI
34AQI
50AQI
55AQI
33AQI
34AQI
35AQI
30AQI
18AQI
17AQI
23AQI
40AQI
31AQI
24AQI
24AQI
41AQI
45AQI
31AQI
47AQI
40AQI
42AQI
61AQI
74AQI
55AQI
43AQI
41AQI
49AQI
52AQI
58AQI
68AQI
71AQI
55AQI
31AQI
34AQI
35AQI
27AQI
37AQI
29AQI
39AQI
46AQI
49AQI
57AQI
55AQI
57AQI
56AQI
52AQI
38AQI
36AQI
38AQI
33AQI
43AQI
52AQI
61AQI
92AQI
60AQI
51AQI
47AQI
49AQI
49AQI
50AQI
48AQI
35AQI
31AQI
34AQI
33AQI
37AQI
32AQI
31AQI
43AQI
38AQI
42AQI
55AQI
52AQI
53AQI
37AQI
28AQI
35AQI
34AQI
49AQI
50AQI
67AQI
72AQI
39AQI
30AQI
39AQI
46AQI
53AQI
55AQI
52AQI
51AQI
51AQI
40AQI
33AQI
52AQI
56AQI
56AQI
56AQI
52AQI
50AQI
33AQI
25AQI
30AQI
39AQI
36AQI
28AQI
29AQI
34AQI
40AQI
49AQI
34AQI
28AQI
33AQI
41AQI
43AQI
49AQI
63AQI
42AQI
37AQI
31AQI
45AQI
54AQI
57AQI
57AQI
57AQI
56AQI
54AQI
57AQI
58AQI
58AQI
58AQI
57AQI
58AQI
50AQI
50AQI
38AQI
26AQI
31AQI
27AQI
31AQI
30AQI
35AQI
35AQI
32AQI
48AQI
45AQI
44AQI
48AQI
No. of days
202538AQI
Highest AQI recorded in
September48AQI
Lowest AQI recorded in
February30AQI
202435AQI
Highest AQI recorded in
October42AQI
Lowest AQI recorded in
January25AQI
202342AQI
Highest AQI recorded in
June66AQI
Lowest AQI recorded in
August31AQI
202238AQI
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
September32AQI
202142AQI
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
March37AQI
202036AQI
Highest AQI recorded in
December46AQI
Lowest AQI recorded in
May29AQI
Most & Least Polluted Years Over the Last 6 Years
Owensboro's annual 2025 AQI (38) shows an average percentage change of 0.2% (worsened AQI) compared to previous years: 2020 (36), 2021 (42), 2022 (38), 2023 (42), 2024 (35).