Hourly Weather | Today Sunday, December 14, 2025
Salt Lake City, Utah
7 AM
Cloudy Night
30°
Feels Like 30°
0
Humidity: 75%
Wind: 4 mph
UV Index: 0
8 AM
Cloudy Weather
34°
Feels Like 34°
0
Humidity: 70%
Wind: 4 mph
UV Index: 0
9 AM
Cloudy Weather
36°
Feels Like 39°
0
Humidity: 63%
Wind: 5 mph
UV Index: 1
10 AM
Cloudy Weather
41°
Feels Like 46°
0
Humidity: 55%
Wind: 4 mph
UV Index: 2
11 AM
Cloudy Weather
45°
Feels Like 50°
0
Humidity: 50%
Wind: 4 mph
UV Index: 2
12 PM
Cloudy Weather
46°
Feels Like 54°
0
Humidity: 46%
Wind: 4 mph
UV Index: 2
1 PM
Cloudy Weather
48°
Feels Like 55°
0
Humidity: 43%
Wind: 4 mph
UV Index: 2
2 PM
Cloudy Weather
52°
Feels Like 57°
0
Humidity: 40%
Wind: 2 mph
UV Index: 2
3 PM
Cloudy Weather
54°
Feels Like 55°
0
Humidity: 39%
Wind: 4 mph
UV Index: 1
4 PM
Cloudy Weather
48°
Feels Like 48°
0
Humidity: 48%
Wind: 5 mph
UV Index: 1
5 PM
Cloudy Weather
45°
Feels Like 45°
0
Humidity: 57%
Wind: 5 mph
UV Index: 0
6 PM
Cloudy Night
43°
Feels Like 43°
0
Humidity: 63%
Wind: 4 mph
UV Index: 0
7 PM
Cloudy Night
39°
Feels Like 39°
0
Humidity: 68%
Wind: 2 mph
UV Index: 0
8 PM
Cloudy Night
36°
Feels Like 37°
0
Humidity: 73%
Wind: 2 mph
UV Index: 0
9 PM
Cloudy Night
34°
Feels Like 36°
0
Humidity: 77%
Wind: 4 mph
UV Index: 0
10 PM
Cloudy Night
34°
Feels Like 34°
0
Humidity: 78%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Night
34°
Feels Like 34°
0
Humidity: 77%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

7 AM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.87 µg/m³
  • PM10: 23.83 µg/m³
  • O3: 0.020 ppm
  • NO2: 7.7 ppb
  • SO2: 4.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 AM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.11 µg/m³
  • PM10: 24.15 µg/m³
  • O3: 0.019 ppm
  • NO2: 8.3 ppb
  • SO2: 4.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 AM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.98 µg/m³
  • PM10: 23.92 µg/m³
  • O3: 0.020 ppm
  • NO2: 9.3 ppb
  • SO2: 4.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 AM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.52 µg/m³
  • PM10: 23.55 µg/m³
  • O3: 0.023 ppm
  • NO2: 8.3 ppb
  • SO2: 4.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 AM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.32 µg/m³
  • PM10: 23.84 µg/m³
  • O3: 0.025 ppm
  • NO2: 6.6 ppb
  • SO2: 4.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

12 PM
63 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.21 µg/m³
  • PM10: 27.8 µg/m³
  • O3: 0.029 ppm
  • NO2: 4.6 ppb
  • SO2: 5.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.89 µg/m³
  • PM10: 28.59 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.1 ppb
  • SO2: 6 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.67 µg/m³
  • PM10: 27.47 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.9 ppb
  • SO2: 6 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.73 µg/m³
  • PM10: 27.15 µg/m³
  • O3: 0.032 ppm
  • NO2: 4.1 ppb
  • SO2: 5.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.08 µg/m³
  • PM10: 27.44 µg/m³
  • O3: 0.030 ppm
  • NO2: 5 ppb
  • SO2: 4.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.33 µg/m³
  • PM10: 27.74 µg/m³
  • O3: 0.027 ppm
  • NO2: 6.4 ppb
  • SO2: 4.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.39 µg/m³
  • PM10: 27.78 µg/m³
  • O3: 0.027 ppm
  • NO2: 7 ppb
  • SO2: 4.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.4 µg/m³
  • PM10: 27.75 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.2 ppb
  • SO2: 4.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.35 µg/m³
  • PM10: 27.74 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.2 ppb
  • SO2: 4.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.92 µg/m³
  • PM10: 27.22 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.1 ppb
  • SO2: 4.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.49 µg/m³
  • PM10: 26.72 µg/m³
  • O3: 0.026 ppm
  • NO2: 6.9 ppb
  • SO2: 4.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.13 µg/m³
  • PM10: 26.42 µg/m³
  • O3: 0.026 ppm
  • NO2: 6.7 ppb
  • SO2: 4.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.