Hourly Weather | Today Thursday, February 5, 2026
St. George, Utah
8 PM
Night
61°
Feels Like 59°
0
Humidity: 22%
UV Index: 0
Wind: 7 mph
9 PM
Night
57°
Feels Like 55°
0
Humidity: 27%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 32%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 35%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 6 µg/m³
  • PM10: 15.24 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 15.29 µg/m³
  • O3: 0.048 ppm
  • NO2: 2.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.19 µg/m³
  • PM10: 15.08 µg/m³
  • O3: 0.047 ppm
  • NO2: 2.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.49 µg/m³
  • PM10: 15.31 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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