Hourly Weather | Today Friday, November 21, 2025
St. Paul, Minnesota
8 PM
Cloudy Night
37°
Feels Like 36°
0
Humidity: 59%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
37°
Feels Like 34°
0
Humidity: 70%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
36°
Feels Like 34°
0
Humidity: 71%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
36°
Feels Like 34°
0
Humidity: 73%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

8 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.48 µg/m³
  • PM10: 6.08 µg/m³
  • O3: 0.019 ppm
  • NO2: 8.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.06 µg/m³
  • PM10: 6.65 µg/m³
  • O3: 0.017 ppm
  • NO2: 8.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.41 µg/m³
  • PM10: 6.94 µg/m³
  • O3: 0.017 ppm
  • NO2: 7.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.65 µg/m³
  • PM10: 7.13 µg/m³
  • O3: 0.017 ppm
  • NO2: 7.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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