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Climate & Weather Averages in Sioux Falls, South Dakota, USA

Currently: 61 °F. Passing clouds. (Weather station: Foss Field, USA). See more current weather

Annual Weather Averages in Sioux Falls

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Sioux Falls

High Temp: 84 °F

Low Temp: 8 °F

Mean Temp: 47 °F

Precipitation: 2.29"

Humidity: 71%

Dew Point: 37 °F

Wind: 16 mph

Pressure: 30.02 "Hg

Visibility: 9 mi

January Climate & Weather Averages in Sioux Falls

High Temp: 26 °F

Low Temp: 8 °F

Mean Temp: 18 °F

Precipitation: 0.68"

Humidity: 79%

Dew Point: 12 °F

Wind: 16 mph

Pressure: 30.13 "Hg

Visibility: 8 mi

February Climate & Weather Averages in Sioux Falls

High Temp: 30 °F

Low Temp: 12 °F

Mean Temp: 21 °F

Precipitation: 0.91"

Humidity: 77%

Dew Point: 15 °F

Wind: 16 mph

Pressure: 30.13 "Hg

Visibility: 8 mi

March Climate & Weather Averages in Sioux Falls

High Temp: 44 °F

Low Temp: 24 °F

Mean Temp: 34 °F

Precipitation: 1.59"

Humidity: 72%

Dew Point: 25 °F

Wind: 18 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

April Climate & Weather Averages in Sioux Falls

High Temp: 58 °F

Low Temp: 35 °F

Mean Temp: 46 °F

Precipitation: 2.92"

Humidity: 64%

Dew Point: 34 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 9 mi

May Climate & Weather Averages in Sioux Falls

High Temp: 70 °F

Low Temp: 47 °F

Mean Temp: 58 °F

Precipitation: 3.63"

Humidity: 65%

Dew Point: 46 °F

Wind: 18 mph

Pressure: 29.95 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Sioux Falls

High Temp: 80 °F

Low Temp: 58 °F

Mean Temp: 69 °F

Precipitation: 4.02"

Humidity: 67%

Dew Point: 57 °F

Wind: 15 mph

Pressure: 29.90 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Sioux Falls

High Temp: 84 °F

Low Temp: 63 °F

Mean Temp: 74 °F

Precipitation: 3.12"

Humidity: 70%

Dew Point: 63 °F

Wind: 14 mph

Pressure: 29.94 "Hg

Visibility: 10 mi

August Climate & Weather Averages in Sioux Falls

High Temp: 82 °F

Low Temp: 60 °F

Mean Temp: 71 °F

Precipitation: 3.48"

Humidity: 73%

Dew Point: 62 °F

Wind: 13 mph

Pressure: 29.97 "Hg

Visibility: 10 mi

September Climate & Weather Averages in Sioux Falls

High Temp: 75 °F

Low Temp: 51 °F

Mean Temp: 63 °F

Precipitation: 2.69"

Humidity: 69%

Dew Point: 52 °F

Wind: 15 mph

Pressure: 29.99 "Hg

Visibility: 10 mi

October Climate & Weather Averages in Sioux Falls

High Temp: 60 °F

Low Temp: 38 °F

Mean Temp: 49 °F

Precipitation: 2.32"

Humidity: 67%

Dew Point: 38 °F

Wind: 16 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Sioux Falls

High Temp: 44 °F

Low Temp: 24 °F

Mean Temp: 34 °F

Precipitation: 1.17"

Humidity: 72%

Dew Point: 26 °F

Wind: 16 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Sioux Falls

High Temp: 31 °F

Low Temp: 13 °F

Mean Temp: 22 °F

Precipitation: 0.89"

Humidity: 79%

Dew Point: 16 °F

Wind: 16 mph

Pressure: 30.10 "Hg

Visibility: 8 mi

Quick Climate Info

Hottest MonthJuly (74 °F avg)
Coldest MonthJanuary (18 °F avg)
Wettest MonthJune (4.02" avg)
Windiest MonthApril (19 mph avg)
Annual precip.27.43" (per year)

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