Hourly Weather | Today Wednesday, May 20, 2026
St. Cloud, Minnesota
9 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 45%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
52°
Feels Like 50°
0
Humidity: 52%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 58%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 0.95 µg/m³
  • PM10: 1.17 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.7 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.23 µg/m³
  • PM10: 1.52 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.9 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.76 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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