Stay updated with real-time air quality in Cedar City, Utah 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)
22
Good
Cedar City, Utah
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.82 μg/m³
0
55
155
255
425
605+
10.53 ppb
0
55
71
86
201
201+
2.27 ppb
0
36
76
186
605
1005+
7.16 ppb
0
54
101
361
1250
2050+
0.57 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Cedar City, Utah
Cedar City, Utah
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AQI 20
Good
2.02μg/m³
PM2.5
8.17μg/m³
PM10
22.06ppb
O3
2.15ppb
SO2
2.46ppb
NO2
0.60ppm
CO
AQI 27
Good
5.18μg/m³
PM2.5
16.06μg/m³
PM10
13.30ppb
O3
1.82ppb
SO2
5.36ppb
NO2
0.61ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
15.95μg/m³
PM10
15.67ppb
O3
2.06ppb
SO2
5.34ppb
NO2
0.61ppm
CO
AQI 27
Good
4.75μg/m³
PM2.5
21.46μg/m³
PM10
11.57ppb
O3
1.56ppb
SO2
5.61ppb
NO2
0.61ppm
CO
AQI 16
Good
2.80μg/m³
PM2.5
14.01μg/m³
PM10
6.03ppb
O3
0.88ppb
SO2
5.01ppb
NO2
0.64ppm
CO
AQI 67
Moderate
18.01μg/m³
PM2.5
60.38μg/m³
PM10
7.32ppb
O3
0.86ppb
SO2
26.03ppb
NO2
0.56ppm
CO
The air quality data for Utah, 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 Cedar City, Utah are available every hour.
Cedar City, Utah experienced its worst air quality at 03:00:00, 2026-01-23.
The best air quality in Cedar City, Utah was observed at 12:00:00 on 2026-01-23.
The air quality in Cedar City, Utah right now is Good, with an AQI of 22.
In Cedar City, Utah, PM2.5 is the most frequently found pollutant.
When air quality in Cedar City, Utah is compromised, staying indoors and wearing a mask can reduce health risks.
Cedar City, Utah currently has a PM2.5 concentration of 3.849 μg/m3.
Cedar City, Utah currently has a PM10 concentration of 16.815 μg/m3.
The current carbon monoxide (CO) level in Cedar City, Utah is 0.571 ppm.
The current sulfur dioxide (SO2) concentration in Cedar City, Utah is 2.267 ppb.
Cedar City, Utah currently has an ozone (O3) concentration of 10.533 ppm.
The current level of nitrogen dioxide (NO2) in Cedar City, Utah is 7.162 ppb.
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