Weather By Day

August Sioux Falls Weather 
August Sioux Falls Weather
Record High: 108°F
Normal High: 83°F
Normal Low: 58°F
Record Low: 34°F
Avg Monthly Rain: 3.01"
Rec 1 Day Rain: 4.59"

Sioux Falls Weather In August

In the last 65 years the highest measured temperature in Sioux Falls South Dakota for August was 108 degrees Fahrenheit, on August 26, 1973, while the regular high temperature is 83. The lowest documented temperature for Sioux Falls for the past 65 years in August was 34 most recently encountered on August 20, 1950, while the standard low daily temperature for the month is 58.

National Weather Service historical Sioux Falls August Weather data indicates that on August 25, 1987, the recorded high did not exceed 57 degrees Fahrenheit, the lowest high measured in Sioux Falls in the past 65 years. Weather Service records also indicate that on August 17, 1988, the low temperature for the day was not measured below 80 degrees, the highest low measured in Sioux Falls in the last 65 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Sioux Falls on August First is 86 degrees Fahrenheit and the average high on the last day of August is 80 degrees. The average recorded low temperature in Sioux Falls on August First is 61 degrees Fahrenheit and the average low on the last day of August is 57 degrees.

Sioux Falls usually receives an average of 3.01 inches of rain during August. August Sioux Falls Weather records indicated that on August 17, 1975 Sioux Falls received 4.59 inches of precipitation, the most rain recorded in a single day in August.