Hourly Weather | Today Sunday, October 26, 2025
Cheyenne, Wyoming
12 PM
Cloudy Weather
66°
Feels Like 66°
47
Humidity: 22%
Wind: 8 mph
UV Index: 1
1 PM
Cloudy Weather
66°
Feels Like 64°
36
Humidity: 25%
Wind: 9 mph
UV Index: 2
2 PM
Cloudy Weather
64°
Feels Like 63°
20
Humidity: 27%
Wind: 12 mph
UV Index: 1
3 PM
Cloudy Weather
63°
Feels Like 61°
20
Humidity: 28%
Wind: 12 mph
UV Index: 1
4 PM
Cloudy Weather
61°
Feels Like 59°
20
Humidity: 31%
Wind: 11 mph
UV Index: 1
5 PM
Cloudy Weather
59°
Feels Like 55°
20
Humidity: 36%
Wind: 9 mph
UV Index: 0
6 PM
Cloudy Weather
55°
Feels Like 54°
20
Humidity: 42%
Wind: 8 mph
UV Index: 0
7 PM
Cloudy Weather
54°
Feels Like 50°
25
Humidity: 50%
Wind: 7 mph
UV Index: 0
8 PM
Rainy Weather
50°
Feels Like 43°
60
Humidity: 67%
Wind: 8 mph
UV Index: 0
9 PM
Rainy Night
48°
Feels Like 41°
60
Humidity: 74%
Wind: 7 mph
UV Index: 0
10 PM
Cloudy Night
45°
Feels Like 41°
49
Humidity: 77%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy Night
43°
Feels Like 39°
22
Humidity: 84%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.16 µg/m³
  • PM10: 1.5 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.5 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.09 µg/m³
  • PM10: 1.42 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.3 ppb
  • SO2: 0 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.4 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.15 µg/m³
  • PM10: 1.48 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.3 µg/m³
  • PM10: 1.67 µg/m³
  • O3: 0.036 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.44 µg/m³
  • PM10: 1.88 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 2.07 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.64 µg/m³
  • PM10: 2.26 µg/m³
  • O3: 0.027 ppm
  • NO2: 3.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.68 µg/m³
  • PM10: 2.38 µg/m³
  • O3: 0.025 ppm
  • NO2: 3.8 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.67 µg/m³
  • PM10: 2.38 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.3 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.63 µg/m³
  • PM10: 2.36 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.7 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.62 µg/m³
  • PM10: 2.41 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.2 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.