Hourly Weather | Today Tuesday, November 4, 2025
Salt Lake City, Utah
4 AM
Cloudy Night
54°
Feels Like 48°
0
Humidity: 38%
Wind: 10 mph
UV Index: 0
5 AM
Cloudy Night
52°
Feels Like 46°
0
Humidity: 40%
Wind: 10 mph
UV Index: 0
6 AM
Cloudy Night
52°
Feels Like 45°
0
Humidity: 41%
Wind: 9 mph
UV Index: 0
7 AM
Cloudy Night
50°
Feels Like 45°
0
Humidity: 42%
Wind: 9 mph
UV Index: 0
8 AM
Cloudy Weather
52°
Feels Like 48°
0
Humidity: 40%
Wind: 9 mph
UV Index: 1
9 AM
Cloudy Weather
55°
Feels Like 55°
0
Humidity: 34%
Wind: 9 mph
UV Index: 2
10 AM
Cloudy Weather
61°
Feels Like 61°
0
Humidity: 29%
Wind: 10 mph
UV Index: 2
11 AM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 25%
Wind: 10 mph
UV Index: 3
12 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 23%
Wind: 10 mph
UV Index: 3
1 PM
Cloudy Weather
68°
Feels Like 70°
0
Humidity: 21%
Wind: 9 mph
UV Index: 3
2 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 21%
Wind: 8 mph
UV Index: 2
3 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 21%
Wind: 8 mph
UV Index: 2
4 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 25%
Wind: 7 mph
UV Index: 1
5 PM
Cloudy Weather
64°
Feels Like 63°
0
Humidity: 31%
Wind: 7 mph
UV Index: 0
6 PM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 36%
Wind: 7 mph
UV Index: 0
7 PM
Cloudy Night
57°
Feels Like 55°
0
Humidity: 41%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
55°
Feels Like 52°
0
Humidity: 47%
Wind: 7 mph
UV Index: 0
9 PM
Cloudy Night
54°
Feels Like 50°
0
Humidity: 46%
Wind: 8 mph
UV Index: 0
10 PM
Cloudy Night
54°
Feels Like 48°
0
Humidity: 45%
Wind: 9 mph
UV Index: 0
11 PM
Cloudy Night
54°
Feels Like 48°
0
Humidity: 44%
Wind: 10 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.51 µg/m³
  • PM10: 13.59 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

5 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.85 µg/m³
  • PM10: 14.59 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.7 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 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.15 µg/m³
  • PM10: 15.48 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.7 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 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.45 µg/m³
  • PM10: 16.37 µg/m³
  • O3: 0.042 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

8 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.78 µg/m³
  • PM10: 17.31 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

9 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.01 µg/m³
  • PM10: 18.16 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

10 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.29 µg/m³
  • PM10: 19.41 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

11 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.72 µg/m³
  • PM10: 21.44 µg/m³
  • O3: 0.040 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.04 µg/m³
  • PM10: 27.03 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.61 µg/m³
  • PM10: 26.27 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.66 µg/m³
  • PM10: 23.7 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.66 µg/m³
  • PM10: 21.23 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.51 µg/m³
  • PM10: 19.89 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.38 µg/m³
  • PM10: 19.42 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.3 µg/m³
  • PM10: 19.27 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.11 µg/m³
  • PM10: 18.82 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.71 µg/m³
  • PM10: 17.88 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.09 µg/m³
  • PM10: 16.4 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.71 µg/m³
  • PM10: 15.44 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.49 µg/m³
  • PM10: 14.94 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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