Hourly Weather | Today › Thursday, October 29, 2026
St. Paul, Minnesota
8 PM
Cloudy Night
48°
Feels Like 48°
0
Humidity: 71%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 79%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
45°
Feels Like 46°
0
Humidity: 81%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
45°
Feels Like 46°
0
Humidity: 83%
UV Index: 0
Wind: 2 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.04 µg/m³
  • PM10: 3.76 µg/m³
  • O3: 0.024 ppm
  • NO2: 6 ppb
  • SO2: 0 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.32 µg/m³
  • PM10: 4.11 µg/m³
  • O3: 0.021 ppm
  • NO2: 6.4 ppb
  • SO2: 0 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.79 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.019 ppm
  • NO2: 6.6 ppb
  • SO2: 0 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.37 µg/m³
  • PM10: 5.29 µg/m³
  • O3: 0.018 ppm
  • NO2: 6.8 ppb
  • SO2: 0 ppb
  • CO: 0.21 ppm

Health Recommendations:

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