Hourly Weather | Today Tuesday, January 13, 2026
Bethlehem, Pennsylvania
7 PM
Cloudy Weather
39°
Feels Like 32°
1
Humidity: 62%
Wind: 9 mph
UV Index: 0
8 PM
Cloudy Weather
37°
Feels Like 30°
0
Humidity: 70%
Wind: 8 mph
UV Index: 0
9 PM
Cloudy Weather
39°
Feels Like 36°
0
Humidity: 67%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Weather
39°
Feels Like 36°
0
Humidity: 68%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy Weather
37°
Feels Like 36°
0
Humidity: 69%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

7 PM
30 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.17 µg/m³
  • PM10: 9.27 µg/m³
  • O3: 0.032 ppm
  • NO2: 7.1 ppb
  • SO2: 1.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.38 µg/m³
  • PM10: 8.44 µg/m³
  • O3: 0.033 ppm
  • NO2: 7 ppb
  • SO2: 1.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.77 µg/m³
  • PM10: 7.82 µg/m³
  • O3: 0.034 ppm
  • NO2: 6.6 ppb
  • SO2: 1.8 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.05 µg/m³
  • PM10: 8.22 µg/m³
  • O3: 0.034 ppm
  • NO2: 6.5 ppb
  • SO2: 2.1 ppb
  • CO: 0.17 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: 7.02 µg/m³
  • PM10: 9.36 µg/m³
  • O3: 0.034 ppm
  • NO2: 6.4 ppb
  • SO2: 2.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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