Hourly Weather | Today Wednesday, December 24, 2025
Reading, Pennsylvania
3 PM
Cloudy Weather
48°
Feels Like 43°
0
Humidity: 42%
Wind: 14 mph
UV Index: 1
4 PM
Cloudy Weather
46°
Feels Like 39°
0
Humidity: 47%
Wind: 12 mph
UV Index: 0
5 PM
Cloudy Night
45°
Feels Like 36°
0
Humidity: 50%
Wind: 10 mph
UV Index: 0
6 PM
Cloudy Night
39°
Feels Like 34°
0
Humidity: 56%
Wind: 9 mph
UV Index: 0
7 PM
Cloudy Night
37°
Feels Like 36°
0
Humidity: 65%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Night
34°
Feels Like 32°
0
Humidity: 76%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
28°
Feels Like 28°
0
Humidity: 89%
Wind: 4 mph
UV Index: 0
10 PM
Cloudy Night
30°
Feels Like 30°
0
Humidity: 85%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Night
30°
Feels Like 32°
0
Humidity: 83%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.51 µg/m³
  • PM10: 4.06 µg/m³
  • O3: 0.035 ppm
  • NO2: 4.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.73 µg/m³
  • PM10: 4.6 µg/m³
  • O3: 0.033 ppm
  • NO2: 6.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.05 µg/m³
  • PM10: 6.81 µg/m³
  • O3: 0.024 ppm
  • NO2: 13.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

6 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.79 µg/m³
  • PM10: 11.05 µg/m³
  • O3: 0.012 ppm
  • NO2: 22.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.31 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.4 µg/m³
  • PM10: 16.55 µg/m³
  • O3: 0.007 ppm
  • NO2: 26.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.40 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 14.31 µg/m³
  • PM10: 22.33 µg/m³
  • O3: 0.004 ppm
  • NO2: 28.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.46 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 17.61 µg/m³
  • PM10: 27.03 µg/m³
  • O3: 0.003 ppm
  • NO2: 28.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.51 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 20.38 µg/m³
  • PM10: 30.79 µg/m³
  • O3: 0.002 ppm
  • NO2: 28.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.54 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 21.63 µg/m³
  • PM10: 32.12 µg/m³
  • O3: 0.002 ppm
  • NO2: 28.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.55 ppm

Health Recommendations:

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