Hourly Weather | Today Friday, January 16, 2026
Pittsburgh, Pennsylvania
7 AM
Cloudy Weather
19°
Feels Like 10°
5
Humidity: 69%
Wind: 8 mph
UV Index: 0
8 AM
Cloudy Weather
19°
Feels Like 10°
5
Humidity: 69%
Wind: 8 mph
UV Index: 0
9 AM
Cloudy Weather
21°
Feels Like 12°
5
Humidity: 65%
Wind: 9 mph
UV Index: 1
10 AM
Cloudy Weather
25°
Feels Like 16°
5
Humidity: 58%
Wind: 9 mph
UV Index: 1
11 AM
Cloudy Weather
28°
Feels Like 19°
5
Humidity: 52%
Wind: 10 mph
UV Index: 1
12 PM
Cloudy Weather
30°
Feels Like 21°
8
Humidity: 47%
Wind: 10 mph
UV Index: 1
1 PM
Snowy Weather
32°
Feels Like 21°
46
Humidity: 43%
Wind: 10 mph
UV Index: 1
2 PM
Cloudy Weather
34°
Feels Like 25°
42
Humidity: 41%
Wind: 10 mph
UV Index: 1
3 PM
Cloudy Weather
36°
Feels Like 27°
40
Humidity: 40%
Wind: 10 mph
UV Index: 0
4 PM
Cloudy Weather
36°
Feels Like 28°
42
Humidity: 41%
Wind: 9 mph
UV Index: 0
5 PM
Cloudy Weather
36°
Feels Like 28°
45
Humidity: 41%
Wind: 9 mph
UV Index: 0
6 PM
Snowy Weather
36°
Feels Like 28°
49
Humidity: 41%
Wind: 8 mph
UV Index: 0
7 PM
Cloudy Weather
37°
Feels Like 32°
40
Humidity: 40%
Wind: 8 mph
UV Index: 0
8 PM
Cloudy Weather
36°
Feels Like 30°
34
Humidity: 47%
Wind: 8 mph
UV Index: 0
9 PM
Cloudy Weather
36°
Feels Like 28°
40
Humidity: 56%
Wind: 9 mph
UV Index: 0
10 PM
Snowy Weather
36°
Feels Like 28°
48
Humidity: 63%
Wind: 9 mph
UV Index: 0
11 PM
Snowy Weather
36°
Feels Like 28°
45
Humidity: 68%
Wind: 9 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

7 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.33 µg/m³
  • PM10: 4.37 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.7 ppb
  • SO2: 3.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.36 µg/m³
  • PM10: 4.37 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.8 ppb
  • SO2: 4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.02 µg/m³
  • PM10: 3.86 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.8 ppb
  • SO2: 3.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.49 µg/m³
  • PM10: 3.14 µg/m³
  • O3: 0.034 ppm
  • NO2: 3.2 ppb
  • SO2: 3.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.84 µg/m³
  • PM10: 2.28 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.7 ppb
  • SO2: 2.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.4 µg/m³
  • PM10: 1.7 µg/m³
  • O3: 0.039 ppm
  • NO2: 2.3 ppb
  • SO2: 1.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.19 µg/m³
  • PM10: 1.43 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.1 ppb
  • SO2: 1.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.06 µg/m³
  • PM10: 1.28 µg/m³
  • O3: 0.040 ppm
  • NO2: 2 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.99 µg/m³
  • PM10: 1.23 µg/m³
  • O3: 0.040 ppm
  • NO2: 2 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.99 µg/m³
  • PM10: 1.26 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.1 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.04 µg/m³
  • PM10: 1.36 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.2 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.16 µg/m³
  • PM10: 1.53 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.2 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.36 µg/m³
  • PM10: 1.78 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.2 ppb
  • SO2: 1.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.69 µg/m³
  • PM10: 2.16 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.1 ppb
  • SO2: 1.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.04 µg/m³
  • PM10: 2.53 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.1 ppb
  • SO2: 1.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.34 µg/m³
  • PM10: 2.84 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.1 ppb
  • SO2: 1.5 ppb
  • CO: 0.13 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: 2.56 µg/m³
  • PM10: 2.96 µg/m³
  • O3: 0.040 ppm
  • NO2: 2.2 ppb
  • SO2: 1.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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