Hourly Weather | Today Tuesday, January 13, 2026
Janesville, Wisconsin
6 PM
Cloudy Night
46°
Feels Like 37°
0
Humidity: 58%
Wind: 15 mph
UV Index: 0
7 PM
Cloudy Weather
45°
Feels Like 34°
14
Humidity: 66%
Wind: 15 mph
UV Index: 0
8 PM
Cloudy Weather
41°
Feels Like 30°
14
Humidity: 73%
Wind: 14 mph
UV Index: 0
9 PM
Cloudy Weather
39°
Feels Like 30°
18
Humidity: 77%
Wind: 13 mph
UV Index: 0
10 PM
Rainy Weather
39°
Feels Like 27°
40
Humidity: 76%
Wind: 13 mph
UV Index: 0
11 PM
Cloudy Weather
39°
Feels Like 28°
37
Humidity: 75%
Wind: 13 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.89 µg/m³
  • PM10: 2.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.78 µg/m³
  • PM10: 2.3 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.71 µg/m³
  • PM10: 2.16 µg/m³
  • O3: 0.040 ppm
  • NO2: 2 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.63 µg/m³
  • PM10: 2.03 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.5 µg/m³
  • PM10: 1.84 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.27 µg/m³
  • PM10: 1.55 µg/m³
  • O3: 0.040 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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