Hourly Weather | Today Tuesday, June 9, 2026
Brookings, South Dakota
9 PM
Cloudy Weather
84°
Feels Like 81°
15
Humidity: 58%
UV Index: 0
Wind: 17 mph
10 PM
Cloudy Night
81°
Feels Like 79°
19
Humidity: 63%
UV Index: 0
Wind: 16 mph
11 PM
Cloudy Night
77°
Feels Like 77°
43
Humidity: 71%
UV Index: 0
Wind: 15 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.86 µg/m³
  • PM10: 4.66 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.99 µg/m³
  • PM10: 4.67 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.9 µg/m³
  • PM10: 4.46 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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