Hourly Weather | Today Thursday, October 30, 2025
Allentown, Pennsylvania
7 PM
Cloudy Weather
61°
Feels Like 55°
49
Humidity: 91%
Wind: 15 mph
UV Index: 0
8 PM
Cloudy Night
59°
Feels Like 54°
10
Humidity: 92%
Wind: 15 mph
UV Index: 0
9 PM
Cloudy Night
57°
Feels Like 50°
10
Humidity: 92%
Wind: 15 mph
UV Index: 0
10 PM
Cloudy Night
55°
Feels Like 46°
10
Humidity: 92%
Wind: 15 mph
UV Index: 0
11 PM
Cloudy Night
52°
Feels Like 45°
10
Humidity: 92%
Wind: 16 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.4 µg/m³
  • PM10: 3.56 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 3.49 µg/m³
  • O3: 0.028 ppm
  • NO2: 4.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.87 µg/m³
  • PM10: 2.92 µg/m³
  • O3: 0.025 ppm
  • NO2: 4.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.59 µg/m³
  • PM10: 2.49 µg/m³
  • O3: 0.022 ppm
  • NO2: 4.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.49 µg/m³
  • PM10: 2.3 µg/m³
  • O3: 0.020 ppm
  • NO2: 3.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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