Hourly Weather | Today Tuesday, June 9, 2026
Waukesha, Wisconsin
9 PM
Cloudy Night
75°
Feels Like 77°
20
Humidity: 77%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
72°
Feels Like 73°
20
Humidity: 85%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
70°
Feels Like 70°
20
Humidity: 93%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 PM
18 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.31 µg/m³
  • PM10: 4.54 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.2 ppb
  • SO2: 0 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

10 PM
19 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.61 µg/m³
  • PM10: 4.93 µg/m³
  • O3: 0.014 ppm
  • NO2: 4 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

11 PM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.87 µg/m³
  • PM10: 5.27 µg/m³
  • O3: 0.011 ppm
  • NO2: 4.9 ppb
  • SO2: 0 ppb
  • CO: 0.15 ppm

Health Recommendations:

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