Hourly Weather | Today Sunday, September 20, 2026
South Burlington, Vermont
6 PM
Cloudy Weather
55°
Feels Like 55°
49
Humidity: 92%
UV Index: 0
Wind: 6 mph
7 PM
Cloudy Weather
55°
Feels Like 54°
32
Humidity: 95%
UV Index: 0
Wind: 4 mph
8 PM
Cloudy Weather
54°
Feels Like 54°
0
Humidity: 99%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 100%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 100%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 100%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.17 µg/m³
  • PM10: 1.37 µg/m³
  • O3: 0.012 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.18 µg/m³
  • PM10: 1.38 µg/m³
  • O3: 0.010 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.19 µg/m³
  • PM10: 1.38 µg/m³
  • O3: 0.008 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.2 µg/m³
  • PM10: 1.38 µg/m³
  • O3: 0.007 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.22 µg/m³
  • PM10: 1.4 µg/m³
  • O3: 0.007 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.27 µg/m³
  • PM10: 1.43 µg/m³
  • O3: 0.007 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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