Hourly Weather | Today Wednesday, December 24, 2025
Sioux Falls, South Dakota
1 PM
Cloudy Weather
45°
Feels Like 45°
0
Humidity: 70%
Wind: 7 mph
UV Index: 2
2 PM
Cloudy Weather
46°
Feels Like 46°
0
Humidity: 62%
Wind: 5 mph
UV Index: 1
3 PM
Cloudy Weather
45°
Feels Like 46°
0
Humidity: 65%
Wind: 5 mph
UV Index: 1
4 PM
Cloudy Weather
43°
Feels Like 41°
0
Humidity: 70%
Wind: 6 mph
UV Index: 0
5 PM
Cloudy Night
39°
Feels Like 37°
0
Humidity: 75%
Wind: 6 mph
UV Index: 0
6 PM
Cloudy Night
37°
Feels Like 34°
0
Humidity: 82%
Wind: 7 mph
UV Index: 0
7 PM
Cloudy Night
36°
Feels Like 30°
0
Humidity: 81%
Wind: 8 mph
UV Index: 0
8 PM
Cloudy Night
34°
Feels Like 27°
0
Humidity: 88%
Wind: 8 mph
UV Index: 0
9 PM
Cloudy Night
30°
Feels Like 23°
0
Humidity: 96%
Wind: 8 mph
UV Index: 0
10 PM
Cloudy Night
30°
Feels Like 25°
0
Humidity: 90%
Wind: 8 mph
UV Index: 0
11 PM
Cloudy Night
30°
Feels Like 25°
0
Humidity: 88%
Wind: 8 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

1 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.96 µg/m³
  • PM10: 16.93 µg/m³
  • O3: 0.021 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.07 µg/m³
  • PM10: 17.27 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.01 µg/m³
  • PM10: 17.31 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.38 µg/m³
  • PM10: 17.61 µg/m³
  • O3: 0.020 ppm
  • NO2: 3.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.12 µg/m³
  • PM10: 18.14 µg/m³
  • O3: 0.016 ppm
  • NO2: 5.1 ppb
  • SO2: 0 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.86 µg/m³
  • PM10: 18.7 µg/m³
  • O3: 0.013 ppm
  • NO2: 6.7 ppb
  • SO2: 0 ppb
  • CO: 0.26 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
59 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.4 µg/m³
  • PM10: 19.02 µg/m³
  • O3: 0.010 ppm
  • NO2: 8 ppb
  • SO2: 0 ppb
  • CO: 0.28 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
61 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.37 µg/m³
  • PM10: 19.81 µg/m³
  • O3: 0.008 ppm
  • NO2: 9 ppb
  • SO2: 0 ppb
  • CO: 0.30 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.41 µg/m³
  • PM10: 20.56 µg/m³
  • O3: 0.007 ppm
  • NO2: 9.7 ppb
  • SO2: 0 ppb
  • CO: 0.31 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.88 µg/m³
  • PM10: 20.82 µg/m³
  • O3: 0.006 ppm
  • NO2: 9.8 ppb
  • SO2: 0 ppb
  • CO: 0.32 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.6 µg/m³
  • PM10: 21.42 µg/m³
  • O3: 0.005 ppm
  • NO2: 10.1 ppb
  • SO2: 0 ppb
  • CO: 0.32 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.