Hourly Weather | Today Thursday, July 16, 2026
Sioux Falls, South Dakota
3 AM
Night
70°
Feels Like 70°
0
Humidity: 90%
UV Index: 0
Wind: 6 mph
4 AM
Night
68°
Feels Like 68°
0
Humidity: 91%
UV Index: 0
Wind: 6 mph
5 AM
Night
66°
Feels Like 66°
0
Humidity: 92%
UV Index: 0
Wind: 6 mph
6 AM
Sunny Weather
66°
Feels Like 66°
0
Humidity: 94%
UV Index: 0
Wind: 6 mph
7 AM
Sunny Weather
70°
Feels Like 72°
0
Humidity: 87%
UV Index: 1
Wind: 6 mph
8 AM
Sunny Weather
73°
Feels Like 75°
0
Humidity: 76%
UV Index: 2
Wind: 7 mph
9 AM
Sunny Weather
79°
Feels Like 82°
0
Humidity: 67%
UV Index: 3
Wind: 8 mph
10 AM
Sunny Weather
81°
Feels Like 86°
0
Humidity: 61%
UV Index: 5
Wind: 8 mph
11 AM
Sunny Weather
82°
Feels Like 90°
0
Humidity: 55%
UV Index: 7
Wind: 9 mph
12 PM
Sunny Weather
86°
Feels Like 93°
0
Humidity: 49%
UV Index: 9
Wind: 9 mph
1 PM
Cloudy Weather
88°
Feels Like 93°
0
Humidity: 46%
UV Index: 10
Wind: 10 mph
2 PM
Cloudy Weather
90°
Feels Like 95°
0
Humidity: 44%
UV Index: 9
Wind: 9 mph
3 PM
Cloudy Weather
90°
Feels Like 95°
0
Humidity: 42%
UV Index: 7
Wind: 10 mph
4 PM
Cloudy Weather
91°
Feels Like 93°
0
Humidity: 41%
UV Index: 5
Wind: 10 mph
5 PM
Cloudy Weather
91°
Feels Like 93°
0
Humidity: 40%
UV Index: 3
Wind: 9 mph
6 PM
Cloudy Weather
91°
Feels Like 91°
0
Humidity: 42%
UV Index: 2
Wind: 10 mph
7 PM
Cloudy Weather
90°
Feels Like 90°
0
Humidity: 44%
UV Index: 1
Wind: 10 mph
8 PM
Sunny Weather
88°
Feels Like 86°
0
Humidity: 48%
UV Index: 0
Wind: 10 mph
9 PM
Sunny Weather
84°
Feels Like 82°
0
Humidity: 57%
UV Index: 0
Wind: 10 mph
10 PM
Night
81°
Feels Like 81°
0
Humidity: 64%
UV Index: 0
Wind: 10 mph
11 PM
Night
79°
Feels Like 79°
0
Humidity: 69%
UV Index: 0
Wind: 10 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.96 µg/m³
  • PM10: 9.24 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

4 AM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.69 µg/m³
  • PM10: 8.97 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

5 AM
35 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.48 µg/m³
  • PM10: 8.75 µg/m³
  • O3: 0.026 ppm
  • NO2: 1.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

6 AM
35 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.45 µg/m³
  • PM10: 8.71 µg/m³
  • O3: 0.023 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

7 AM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.53 µg/m³
  • PM10: 8.79 µg/m³
  • O3: 0.021 ppm
  • NO2: 1.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 AM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.58 µg/m³
  • PM10: 8.85 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

9 AM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.66 µg/m³
  • PM10: 8.93 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

10 AM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.97 µg/m³
  • PM10: 9.24 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.1 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 AM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.04 µg/m³
  • PM10: 8.22 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.44 µg/m³
  • PM10: 7.61 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.35 µg/m³
  • PM10: 7.5 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.33 µg/m³
  • PM10: 7.48 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.02 µg/m³
  • PM10: 7.16 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.79 µg/m³
  • PM10: 6.93 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

5 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.68 µg/m³
  • PM10: 6.81 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

6 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.6 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.58 µg/m³
  • PM10: 6.71 µg/m³
  • O3: 0.048 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.79 µg/m³
  • PM10: 6.93 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.11 µg/m³
  • PM10: 7.26 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.32 µg/m³
  • PM10: 7.48 µg/m³
  • O3: 0.038 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.28 µg/m³
  • PM10: 7.44 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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