Cincinnati, Ohio, 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
Cincinnati, Ohio, United States
AQI Trends: Highest and Lowest
Same Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 47 of Good air quality on the same day.
Day & Night AQI Trend: 7th Aug - 8th Aug 2026
Cincinnati, Ohio, United States
6 AM7th Aug 2026
8 PM
5 AM8th Aug 2026
53AQI
39AQI
50AQI
24AQI
In the last 24 hours,
Cincinnati's AQI reached its highest point of 53 at 7 AM during the Day, while the lowest point, 24, was recorded at 1 AM during the Night between 7th Aug and 8th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cincinnati, Ohio, United States
27°C23/33°C
24°C22/30°C
25°C20/31°C
26°C19/35°C
28°C20/37°C
29°C20/39°C
30°C22/39°C
29°C23/37°C
26°C22/33°C
26°C21/31°C
26°C18/34°C
26°C22/35°C
22°C18/27°C
20°C13/29°C
22°C14/31°C
23°C16/32°C
23°C18/29°C
27°C19/36°C
26°C21/34°C
25°C19/32°C
25°C16/33°C
25°C17/35°C
24°C22/29°C
22°C19/28°C
23°C17/31°C
25°C15/34°C
26°C19/35°C
27°C19/37°C
26°C22/34°C
27°C21/35°C
42AQI
38AQI
40AQI
36AQI
2026 Days Vs Air Quality
Cincinnati, Ohio, United States
92%
199
8%
17
Total number of days with different AQI categories in last 220 days in 2026 (145 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 220 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
Cincinnati, Ohio, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI (US)
34AQI (US)
52AQI (US)
56AQI (US)
40AQI (US)
51AQI (US)
47AQI (US)
52AQI (US)
37AQI (US)
21AQI (US)
21AQI (US)
24AQI (US)
27AQI (US)
18AQI (US)
14AQI (US)
21AQI (US)
30AQI (US)
22AQI (US)
23AQI (US)
19AQI (US)
38AQI (US)
43AQI (US)
45AQI (US)
47AQI (US)
51AQI (US)
41AQI (US)
23AQI (US)
28AQI (US)
41AQI (US)
53AQI (US)
33AQI (US)
43AQI (US)
44AQI (US)
43AQI (US)
34AQI (US)
46AQI (US)
40AQI (US)
38AQI (US)
29AQI (US)
39AQI (US)
38AQI (US)
29AQI (US)
25AQI (US)
37AQI (US)
34AQI (US)
31AQI (US)
35AQI (US)
32AQI (US)
36AQI (US)
31AQI (US)
28AQI (US)
33AQI (US)
31AQI (US)
36AQI (US)
31AQI (US)
39AQI (US)
23AQI (US)
26AQI (US)
26AQI (US)
35AQI (US)
49AQI (US)
29AQI (US)
37AQI (US)
29AQI (US)
21AQI (US)
30AQI (US)
36AQI (US)
31AQI (US)
24AQI (US)
35AQI (US)
38AQI (US)
35AQI (US)
34AQI (US)
26AQI (US)
34AQI (US)
34AQI (US)
27AQI (US)
27AQI (US)
39AQI (US)
31AQI (US)
33AQI (US)
38AQI (US)
28AQI (US)
26AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
19AQI (US)
20AQI (US)
24AQI (US)
24AQI (US)
14AQI (US)
16AQI (US)
25AQI (US)
29AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
23AQI (US)
28AQI (US)
28AQI (US)
21AQI (US)
25AQI (US)
25AQI (US)
29AQI (US)
26AQI (US)
23AQI (US)
21AQI (US)
21AQI (US)
19AQI (US)
27AQI (US)
34AQI (US)
14AQI (US)
26AQI (US)
19AQI (US)
22AQI (US)
22AQI (US)
27AQI (US)
21AQI (US)
18AQI (US)
20AQI (US)
32AQI (US)
33AQI (US)
23AQI (US)
21AQI (US)
25AQI (US)
24AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
32AQI (US)
44AQI (US)
52AQI (US)
56AQI (US)
53AQI (US)
47AQI (US)
44AQI (US)
41AQI (US)
50AQI (US)
40AQI (US)
39AQI (US)
23AQI (US)
15AQI (US)
17AQI (US)
14AQI (US)
27AQI (US)
22AQI (US)
22AQI (US)
15AQI (US)
17AQI (US)
19AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
19AQI (US)
18AQI (US)
23AQI (US)
20AQI (US)
14AQI (US)
14AQI (US)
16AQI (US)
22AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
12AQI (US)
15AQI (US)
16AQI (US)
16AQI (US)
18AQI (US)
19AQI (US)
15AQI (US)
17AQI (US)
14AQI (US)
35AQI (US)
58AQI (US)
79AQI (US)
60AQI (US)
45AQI (US)
26AQI (US)
23AQI (US)
20AQI (US)
19AQI (US)
22AQI (US)
21AQI (US)
14AQI (US)
16AQI (US)
14AQI (US)
17AQI (US)
15AQI (US)
21AQI (US)
24AQI (US)
49AQI (US)
43AQI (US)
85AQI (US)
91AQI (US)
53AQI (US)
36AQI (US)
32AQI (US)
34AQI (US)
45AQI (US)
44AQI (US)
52AQI (US)
39AQI (US)
43AQI (US)
42AQI (US)
53AQI (US)
49AQI (US)
34AQI (US)
35AQI (US)
33AQI (US)
38AQI (US)
47AQI (US)
47AQI (US)
35AQI (US)
34AQI (US)
31AQI (US)
24AQI (US)
31AQI (US)
20AQI (US)
38AQI (US)
40AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202540AQI (US)
Highest AQI (US) recorded in
June50AQI (US)
Lowest AQI (US) recorded in
May30AQI (US)
202436AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
November27AQI (US)
202341AQI (US)
Highest AQI (US) recorded in
June69AQI (US)
Lowest AQI (US) recorded in
October31AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
July50AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
202143AQI (US)
Highest AQI (US) recorded in
July55AQI (US)
Lowest AQI (US) recorded in
October35AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
May33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Cincinnati's annual 2026 AQI (US) (31) shows an average percentage change of -21.9% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (43), 2022 (39), 2023 (41), 2024 (36), 2025 (40).