Hourly Weather | Today | Friday, August 15, 2025
Pittsburgh, Pennsylvania
4 AM
NightNighttime, with dark skies and stars or a moon visible.
66°
Feels Like 64°
0
Humidity: 89%
Wind: 5 mph
UV Index: 0
5 AM
NightNighttime, with dark skies and stars or a moon visible.
66°
Feels Like 66°
0
Humidity: 92%
Wind: 5 mph
UV Index: 0
6 AM
NightNighttime, with dark skies and stars or a moon visible.
66°
Feels Like 66°
0
Humidity: 92%
Wind: 5 mph
UV Index: 0
7 AM
Sunny WeatherSunny weather, clear skies and sunny weather.
66°
Feels Like 66°
0
Humidity: 93%
Wind: 5 mph
UV Index: 7
8 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
66°
Feels Like 70°
0
Humidity: 95%
Wind: 5 mph
UV Index: 17
9 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
70°
Feels Like 75°
0
Humidity: 86%
Wind: 4 mph
UV Index: 27
10 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
75°
Feels Like 84°
0
Humidity: 74%
Wind: 4 mph
UV Index: 41
11 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
81°
Feels Like 93°
0
Humidity: 63%
Wind: 4 mph
UV Index: 57
12 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 97°
0
Humidity: 56%
Wind: 4 mph
UV Index: 76
1 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 99°
0
Humidity: 49%
Wind: 5 mph
UV Index: 84
2 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 99°
0
Humidity: 44%
Wind: 5 mph
UV Index: 76
3 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
91°
Feels Like 99°
0
Humidity: 41%
Wind: 5 mph
UV Index: 57
4 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 95°
0
Humidity: 42%
Wind: 5 mph
UV Index: 41
5 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 93°
0
Humidity: 42%
Wind: 5 mph
UV Index: 27
6 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 91°
0
Humidity: 44%
Wind: 5 mph
UV Index: 17
7 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
86°
Feels Like 88°
0
Humidity: 48%
Wind: 6 mph
UV Index: 7
8 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 84°
0
Humidity: 53%
Wind: 6 mph
UV Index: 0
9 PM
NightNighttime, with dark skies and stars or a moon visible.
82°
Feels Like 82°
0
Humidity: 57%
Wind: 5 mph
UV Index: 0
10 PM
NightNighttime, with dark skies and stars or a moon visible.
81°
Feels Like 81°
0
Humidity: 61%
Wind: 5 mph
UV Index: 0
11 PM
NightNighttime, with dark skies and stars or a moon visible.
79°
Feels Like 79°
0
Humidity: 66%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.93 µg/m³
  • PM10: 18.02 µg/m³
  • O₃: 24.77 ppb
  • NO₂: 9.69 ppb
  • SO₂: 0.52 ppb
  • CO: 252.62 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 AM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.13 µg/m³
  • PM10: 15.87 µg/m³
  • O₃: 22.68 ppb
  • NO₂: 8.32 ppb
  • SO₂: 0.51 ppb
  • CO: 241.69 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 AM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.83 µg/m³
  • PM10: 14.92 µg/m³
  • O₃: 22.00 ppb
  • NO₂: 8.02 ppb
  • SO₂: 0.53 ppb
  • CO: 248.30 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 AM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.12 µg/m³
  • PM10: 14.81 µg/m³
  • O₃: 21.73 ppb
  • NO₂: 7.90 ppb
  • SO₂: 0.55 ppb
  • CO: 257.06 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 AM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.89 µg/m³
  • PM10: 15.29 µg/m³
  • O₃: 21.66 ppb
  • NO₂: 7.87 ppb
  • SO₂: 0.58 ppb
  • CO: 266.90 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.39 µg/m³
  • PM10: 13.48 µg/m³
  • O₃: 34.23 ppb
  • NO₂: 5.77 ppb
  • SO₂: 1.54 ppb
  • CO: 263.56 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 14.25 µg/m³
  • PM10: 14.37 µg/m³
  • O₃: 48.51 ppb
  • NO₂: 4.40 ppb
  • SO₂: 2.49 ppb
  • CO: 258.98 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 15.69 µg/m³
  • PM10: 15.87 µg/m³
  • O₃: 62.78 ppb
  • NO₂: 3.04 ppb
  • SO₂: 3.44 ppb
  • CO: 254.40 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

12 PM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 16.61 µg/m³
  • PM10: 16.84 µg/m³
  • O₃: 66.81 ppb
  • NO₂: 2.43 ppb
  • SO₂: 3.72 ppb
  • CO: 231.63 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

1 PM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 16.31 µg/m³
  • PM10: 16.60 µg/m³
  • O₃: 70.83 ppb
  • NO₂: 1.82 ppb
  • SO₂: 4.00 ppb
  • CO: 208.86 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 PM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 16.37 µg/m³
  • PM10: 16.67 µg/m³
  • O₃: 74.85 ppb
  • NO₂: 1.22 ppb
  • SO₂: 4.29 ppb
  • CO: 186.08 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 PM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 16.32 µg/m³
  • PM10: 16.61 µg/m³
  • O₃: 74.90 ppb
  • NO₂: 1.32 ppb
  • SO₂: 4.03 ppb
  • CO: 182.28 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 PM
78 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.46 µg/m³
  • PM10: 16.70 µg/m³
  • O₃: 74.96 ppb
  • NO₂: 1.43 ppb
  • SO₂: 3.78 ppb
  • CO: 178.47 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 PM
95 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 16.75 µg/m³
  • PM10: 16.98 µg/m³
  • O₃: 75.01 ppb
  • NO₂: 1.53 ppb
  • SO₂: 3.52 ppb
  • CO: 174.66 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 PM
100 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 17.77 µg/m³
  • PM10: 18.00 µg/m³
  • O₃: 66.98 ppb
  • NO₂: 4.83 ppb
  • SO₂: 3.02 ppb
  • CO: 213.18 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 PM
100 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 20.10 µg/m³
  • PM10: 20.28 µg/m³
  • O₃: 58.94 ppb
  • NO₂: 8.13 ppb
  • SO₂: 2.52 ppb
  • CO: 251.71 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 PM
94 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 21.79 µg/m³
  • PM10: 21.96 µg/m³
  • O₃: 50.90 ppb
  • NO₂: 11.42 ppb
  • SO₂: 2.03 ppb
  • CO: 290.23 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 PM
83 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 22.53 µg/m³
  • PM10: 22.71 µg/m³
  • O₃: 43.76 ppb
  • NO₂: 13.20 ppb
  • SO₂: 1.87 ppb
  • CO: 311.13 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 PM
68 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 22.39 µg/m³
  • PM10: 22.56 µg/m³
  • O₃: 36.62 ppb
  • NO₂: 14.97 ppb
  • SO₂: 1.71 ppb
  • CO: 332.02 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 PM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 22.37 µg/m³
  • PM10: 22.54 µg/m³
  • O₃: 29.47 ppb
  • NO₂: 16.75 ppb
  • SO₂: 1.55 ppb
  • CO: 352.91 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.