Live air quality index in Cheyenne, Wyoming today
Stay updated with real-time air quality in Cheyenne, Wyoming 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)
44
Good
Cheyenne, Wyoming
Last updated: ... (Local time)
Major air pollutants in Cheyenne, Wyoming
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
2.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
3.25 μg/m³
0
55
155
255
425
605+
Ozone (O3)
46.71 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.70 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
2.05 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cheyenne, Wyoming
Cheyenne, Wyoming
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Air quality in nearby cities
Wellington, Colorado
AQI 36
Good
4.12μg/m³
PM2.5
11.37μg/m³
PM10
38.84ppb
O3
0.66ppb
SO2
2.82ppb
NO2
0.22ppm
CO
Fort Collins, Colorado
AQI 31
Good
4.29μg/m³
PM2.5
6.11μg/m³
PM10
34.14ppb
O3
0.64ppb
SO2
3.88ppb
NO2
0.20ppm
CO
Laramie, Wyoming
AQI 36
Good
1.92μg/m³
PM2.5
8.02μg/m³
PM10
38.66ppb
O3
0.74ppb
SO2
1.90ppb
NO2
0.23ppm
CO
Severance, Colorado
AQI 38
Good
3.88μg/m³
PM2.5
10.44μg/m³
PM10
40.75ppb
O3
0.62ppb
SO2
2.47ppb
NO2
0.21ppm
CO
Windsor, Colorado
AQI 37
Good
3.62μg/m³
PM2.5
7.94μg/m³
PM10
40.32ppb
O3
0.63ppb
SO2
2.34ppb
NO2
0.21ppm
CO
Greeley, Colorado
AQI 38
Good
3.89μg/m³
PM2.5
17.08μg/m³
PM10
41.43ppb
O3
0.57ppb
SO2
2.93ppb
NO2
0.21ppm
CO
How accurate is Wyoming, USA air quality data?
Air quality data and pollutant measurements for Wyoming, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
Frequently asked questions
How often is the air quality data for Cheyenne, Wyoming updated?
The air quality for Cheyenne, Wyoming is updated every hour.
When was the worst air quality at Cheyenne, Wyoming in the last 24 hrs?
The worst air quality in Cheyenne, Wyoming in the last 24 hours was observed at 03:00:00 on 2025-06-06.
When was the best air quality at Cheyenne, Wyoming in the last 24 hrs?
In the last 24 hrs, the best air quality in Cheyenne, Wyoming was observed at 12:00:00 on 2025-06-06.
What is the current air quality in Cheyenne, Wyoming?
The current air quality in Cheyenne, Wyoming is 44, categorized as Good based on real-time data.
What pollutant is the most common in Cheyenne, Wyoming?
The most common pollutant in Cheyenne, Wyoming is O3.
What should I do if the air quality in Cheyenne, Wyoming is poor?
If the air quality in Cheyenne, Wyoming is poor, consider staying indoors and wearing a mask to protect yourself.
What is the current concentration of PM2.5 in Cheyenne, Wyoming?
The current PM2.5 concentration at Cheyenne, Wyoming is 2.388 μg/m3.
What is the current concentration of PM10 in Cheyenne, Wyoming?
The current PM10 concentration at Cheyenne, Wyoming is 3.253 μg/m3.
What is the current concentration of carbon monoxide (CO) in Cheyenne, Wyoming?
The current carbon monoxide (CO) concentration at Cheyenne, Wyoming is 0.2 ppm.
What is the current concentration of sulfur dioxide (SO2) in Cheyenne, Wyoming?
The current sulfur dioxide (SO2) concentration at Cheyenne, Wyoming is 0.696 ppb.
What is the current concentration of ozone (O3) in Cheyenne, Wyoming?
The current ozone (O3) concentration at Cheyenne, Wyoming is 46.706 ppm.
What is the current concentration of nitrogen dioxide (NO2) in Cheyenne, Wyoming?
The current nitrogen dioxide (NO2) concentration at Cheyenne, Wyoming is 2.049 ppb.
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