Hourly Weather | Today Sunday, July 26, 2026
Philadelphia, Pennsylvania
2 AM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 74%
UV Index: 0
Wind: 5 mph
3 AM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 80%
UV Index: 0
Wind: 5 mph
4 AM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 84%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 78%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Weather
64°
Feels Like 63°
0
Humidity: 79%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 79%
UV Index: 1
Wind: 5 mph
8 AM
Cloudy Weather
68°
Feels Like 70°
0
Humidity: 70%
UV Index: 2
Wind: 6 mph
9 AM
Cloudy Weather
72°
Feels Like 73°
0
Humidity: 61%
UV Index: 3
Wind: 6 mph
10 AM
Cloudy Weather
75°
Feels Like 81°
0
Humidity: 51%
UV Index: 5
Wind: 6 mph
11 AM
Cloudy Weather
77°
Feels Like 84°
0
Humidity: 45%
UV Index: 7
Wind: 6 mph
12 PM
Cloudy Weather
81°
Feels Like 90°
0
Humidity: 41%
UV Index: 9
Wind: 6 mph
1 PM
Cloudy Weather
82°
Feels Like 91°
0
Humidity: 38%
UV Index: 10
Wind: 6 mph
2 PM
Cloudy Weather
84°
Feels Like 93°
1
Humidity: 36%
UV Index: 9
Wind: 5 mph
3 PM
Cloudy Weather
84°
Feels Like 91°
1
Humidity: 35%
UV Index: 7
Wind: 5 mph
4 PM
Cloudy Weather
88°
Feels Like 91°
1
Humidity: 34%
UV Index: 5
Wind: 6 mph
5 PM
Cloudy Weather
86°
Feels Like 88°
1
Humidity: 35%
UV Index: 3
Wind: 6 mph
6 PM
Cloudy Weather
84°
Feels Like 84°
1
Humidity: 36%
UV Index: 2
Wind: 7 mph
7 PM
Cloudy Weather
82°
Feels Like 82°
2
Humidity: 39%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Weather
82°
Feels Like 79°
5
Humidity: 43%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
79°
Feels Like 75°
5
Humidity: 48%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
75°
Feels Like 73°
5
Humidity: 55%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
75°
Feels Like 72°
5
Humidity: 58%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.59 µg/m³
  • PM10: 8.24 µg/m³
  • O3: 0.024 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

3 AM
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.63 µg/m³
  • PM10: 8.62 µg/m³
  • O3: 0.022 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.

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

Pollutant Concentrations:

  • PM2.5: 2.69 µg/m³
  • PM10: 8.91 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.75 µg/m³
  • PM10: 8.99 µg/m³
  • O3: 0.017 ppm
  • NO2: 1.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

6 AM
14 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.77 µg/m³
  • PM10: 8.83 µg/m³
  • O3: 0.015 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

7 AM
12 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 8.86 µg/m³
  • O3: 0.013 ppm
  • NO2: 2.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.85 µg/m³
  • PM10: 8.85 µg/m³
  • O3: 0.014 ppm
  • NO2: 2.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.64 µg/m³
  • PM10: 7.45 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.67 µg/m³
  • PM10: 7.04 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.97 µg/m³
  • PM10: 7.04 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 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: 2.79 µg/m³
  • PM10: 5.44 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.09 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: 2.88 µg/m³
  • PM10: 5.07 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.99 µg/m³
  • PM10: 5.09 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.06 µg/m³
  • PM10: 5.08 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 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: 3.06 µg/m³
  • PM10: 5.08 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.96 µg/m³
  • PM10: 5.02 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.86 µg/m³
  • PM10: 5.1 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.73 µg/m³
  • PM10: 5.26 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 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: 2.55 µg/m³
  • PM10: 5.3 µg/m³
  • O3: 0.044 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 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: 2.35 µg/m³
  • PM10: 5.25 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.24 µg/m³
  • PM10: 5.32 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.19 µg/m³
  • PM10: 5.44 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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