Hourly Weather | Today › Friday, October 9, 2026
St. Paul, Minnesota
7 PM
Cloudy Night
66°
Feels Like 63°
0
Humidity: 62%
UV Index: 0
Wind: 10 mph
8 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 74%
UV Index: 0
Wind: 10 mph
9 PM
Cloudy Night
63°
Feels Like 59°
0
Humidity: 77%
UV Index: 0
Wind: 10 mph
10 PM
Night
63°
Feels Like 57°
0
Humidity: 83%
UV Index: 0
Wind: 10 mph
11 PM
Night
61°
Feels Like 57°
0
Humidity: 87%
UV Index: 0
Wind: 10 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 9.73 µg/m³
  • PM10: 10.07 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 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: 10.32 µg/m³
  • PM10: 10.7 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.04 µg/m³
  • PM10: 11.47 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.75 µg/m³
  • PM10: 12.24 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 12.21 µg/m³
  • PM10: 12.75 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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