Stay updated with real-time air quality in Cincinnati, Ohio featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
58
Moderate
Cincinnati, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.30 μg/m³
0
55
155
255
425
605+
23.65 ppb
0
55
71
86
201
201+
1.72 ppb
0
36
76
186
605
1005+
11.13 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cincinnati, Ohio
Cincinnati, Ohio
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AQI 58
Moderate
13.12μg/m³
PM2.5
36.00μg/m³
PM10
23.81ppb
O3
1.69ppb
SO2
11.75ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.21μg/m³
PM2.5
45.95μg/m³
PM10
24.30ppb
O3
1.60ppb
SO2
13.31ppb
NO2
0.28ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
40.05μg/m³
PM10
22.86ppb
O3
1.58ppb
SO2
12.12ppb
NO2
0.25ppm
CO
AQI 60
Moderate
13.93μg/m³
PM2.5
53.71μg/m³
PM10
25.39ppb
O3
1.65ppb
SO2
12.71ppb
NO2
0.24ppm
CO
AQI 58
Moderate
13.16μg/m³
PM2.5
53.61μg/m³
PM10
23.66ppb
O3
1.60ppb
SO2
15.38ppb
NO2
0.35ppm
CO
AQI 56
Moderate
11.65μg/m³
PM2.5
47.65μg/m³
PM10
19.34ppb
O3
1.52ppb
SO2
13.74ppb
NO2
0.32ppm
CO
The air quality data for Ohio, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Cincinnati, Ohio are available every hour.
Cincinnati, Ohio experienced its worst air quality at 12:00:00, 2026-06-08.
The best air quality in Cincinnati, Ohio was observed at 03:00:00 on 2026-06-08.
The air quality in Cincinnati, Ohio right now is Moderate, with an AQI of 58.
In Cincinnati, Ohio, PM2.5 is the most frequently found pollutant.
When air quality in Cincinnati, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Cincinnati, Ohio currently has a PM2.5 concentration of 13.337 μg/m3.
Cincinnati, Ohio currently has a PM10 concentration of 32.299 μg/m3.
The current carbon monoxide (CO) level in Cincinnati, Ohio is 0.187 ppm.
The current sulfur dioxide (SO2) concentration in Cincinnati, Ohio is 1.724 ppb.
Cincinnati, Ohio currently has an ozone (O3) concentration of 23.652 ppm.
The current level of nitrogen dioxide (NO2) in Cincinnati, Ohio is 11.134 ppb.
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