Hourly Weather | Today › Friday, October 16, 2026
Pittsburgh, Pennsylvania
1 PM
Stormy Weather
70°
Feels Like 64°
70
Humidity: 81%
UV Index: 1
Wind: 16 mph
2 PM
Stormy Weather
66°
Feels Like 61°
69
Humidity: 82%
UV Index: 1
Wind: 17 mph
3 PM
Stormy Weather
64°
Feels Like 57°
62
Humidity: 82%
UV Index: 1
Wind: 16 mph
4 PM
Cloudy Weather
63°
Feels Like 59°
49
Humidity: 83%
UV Index: 1
Wind: 13 mph
5 PM
Cloudy Weather
63°
Feels Like 57°
34
Humidity: 81%
UV Index: 0
Wind: 12 mph
6 PM
Cloudy Weather
61°
Feels Like 55°
34
Humidity: 81%
UV Index: 0
Wind: 12 mph
7 PM
Cloudy Weather
59°
Feels Like 54°
40
Humidity: 82%
UV Index: 0
Wind: 12 mph
8 PM
Rainy Night
61°
Feels Like 54°
61
Humidity: 79%
UV Index: 0
Wind: 8 mph
9 PM
Rainy Night
57°
Feels Like 52°
61
Humidity: 83%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Night
57°
Feels Like 54°
49
Humidity: 83%
UV Index: 0
Wind: 9 mph
11 PM
Cloudy Night
55°
Feels Like 50°
34
Humidity: 85%
UV Index: 0
Wind: 9 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 6.19 µg/m³
  • PM10: 6.53 µg/m³
  • O3: 0.031 ppm
  • NO2: 2.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.71 µg/m³
  • PM10: 4.88 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.09 µg/m³
  • PM10: 3.18 µg/m³
  • O3: 0.020 ppm
  • NO2: 2.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.03 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.018 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.42 µg/m³
  • PM10: 1.5 µg/m³
  • O3: 0.017 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.17 µg/m³
  • O3: 0.018 ppm
  • NO2: 3.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.99 µg/m³
  • PM10: 1.1 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.97 µg/m³
  • PM10: 1.08 µg/m³
  • O3: 0.020 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.95 µg/m³
  • PM10: 1.06 µg/m³
  • O3: 0.020 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.98 µg/m³
  • PM10: 1.07 µg/m³
  • O3: 0.021 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.06 µg/m³
  • PM10: 1.14 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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