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Today Hourly 7 days 30 days Air Quality
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Hourly Weather | Today | Monday, August 25, 2025
Madison, Wisconsin
8 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
63°
Feels Like 61°
0
Humidity: 61%
Wind: 6 mph
UV Index: 0
9 PM
NightNighttime, with dark skies and stars or a moon visible.
61°
Feels Like 57°
0
Humidity: 68%
Wind: 6 mph
UV Index: 0
10 PM
NightNighttime, with dark skies and stars or a moon visible.
57°
Feels Like 55°
0
Humidity: 74%
Wind: 6 mph
UV Index: 0
11 PM
NightNighttime, with dark skies and stars or a moon visible.
54°
Feels Like 54°
0
Humidity: 81%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

8 PM
29 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.88 µg/m³
  • PM10: 4.95 µg/m³
  • O₃: 28.63 ppb
  • NO₂: 3.32 ppb
  • SO₂: 0.23 ppb
  • CO: 149.45 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

9 PM
29 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 5.08 µg/m³
  • PM10: 5.14 µg/m³
  • O₃: 24.89 ppb
  • NO₂: 4.62 ppb
  • SO₂: 0.25 ppb
  • CO: 158.74 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

10 PM
28 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 5.33 µg/m³
  • PM10: 5.39 µg/m³
  • O₃: 21.15 ppb
  • NO₂: 5.92 ppb
  • SO₂: 0.28 ppb
  • CO: 168.03 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

11 PM
28 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 5.43 µg/m³
  • PM10: 5.50 µg/m³
  • O₃: 20.06 ppb
  • NO₂: 5.91 ppb
  • SO₂: 0.34 ppb
  • CO: 168.18 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

Current Real-Time Air Quality Report