Hourly Weather | Today Tuesday, April 28, 2026
Milwaukee, Wisconsin
5 AM
Cloudy Weather
54°
Feels Like 45°
7
Humidity: 80%
UV Index: 0
Wind: 16 mph
6 AM
Cloudy Weather
52°
Feels Like 43°
7
Humidity: 78%
UV Index: 0
Wind: 16 mph
7 AM
Cloudy Weather
50°
Feels Like 41°
5
Humidity: 81%
UV Index: 0
Wind: 15 mph
8 AM
Cloudy Weather
50°
Feels Like 43°
0
Humidity: 79%
UV Index: 0
Wind: 13 mph
9 AM
Cloudy Weather
48°
Feels Like 43°
0
Humidity: 78%
UV Index: 1
Wind: 13 mph
10 AM
Cloudy Weather
50°
Feels Like 45°
0
Humidity: 74%
UV Index: 1
Wind: 13 mph
11 AM
Cloudy Weather
52°
Feels Like 46°
0
Humidity: 69%
UV Index: 2
Wind: 13 mph
12 PM
Cloudy Weather
54°
Feels Like 52°
0
Humidity: 64%
UV Index: 3
Wind: 12 mph
1 PM
Cloudy Weather
55°
Feels Like 55°
0
Humidity: 59%
UV Index: 3
Wind: 12 mph
2 PM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 56%
UV Index: 3
Wind: 12 mph
3 PM
Cloudy Weather
61°
Feels Like 59°
0
Humidity: 53%
UV Index: 3
Wind: 12 mph
4 PM
Cloudy Weather
63°
Feels Like 61°
0
Humidity: 49%
UV Index: 2
Wind: 12 mph
5 PM
Cloudy Weather
61°
Feels Like 59°
0
Humidity: 50%
UV Index: 1
Wind: 10 mph
6 PM
Cloudy Weather
61°
Feels Like 57°
0
Humidity: 52%
UV Index: 1
Wind: 10 mph
7 PM
Cloudy Weather
59°
Feels Like 55°
0
Humidity: 54%
UV Index: 0
Wind: 9 mph
8 PM
Cloudy Weather
57°
Feels Like 54°
2
Humidity: 59%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Weather
55°
Feels Like 54°
2
Humidity: 61%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Weather
54°
Feels Like 50°
2
Humidity: 66%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Weather
52°
Feels Like 48°
2
Humidity: 68%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.46 µg/m³
  • PM10: 1.63 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

6 AM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.53 µg/m³
  • PM10: 1.71 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

7 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.56 µg/m³
  • PM10: 1.77 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

8 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.38 µg/m³
  • PM10: 1.62 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

9 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.12 µg/m³
  • PM10: 1.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.4 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 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.04 µg/m³
  • PM10: 1.28 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.1 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 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.04 µg/m³
  • PM10: 1.26 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.29 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

1 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.17 µg/m³
  • PM10: 1.36 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

2 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.27 µg/m³
  • PM10: 1.46 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.37 µg/m³
  • PM10: 1.56 µg/m³
  • O3: 0.052 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.44 µg/m³
  • PM10: 1.63 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 1.81 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.69 µg/m³
  • PM10: 2.06 µg/m³
  • O3: 0.052 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.

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

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 2.31 µg/m³
  • O3: 0.050 ppm
  • NO2: 2.9 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
44 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.98 µg/m³
  • PM10: 2.7 µg/m³
  • O3: 0.048 ppm
  • NO2: 3.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.26 µg/m³
  • PM10: 3.22 µg/m³
  • O3: 0.044 ppm
  • NO2: 4.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.6 µg/m³
  • PM10: 3.77 µg/m³
  • O3: 0.041 ppm
  • NO2: 5.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.1 µg/m³
  • PM10: 4.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 6.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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