South Dakota, United States Climate Records

Warmest September Days

The warmest September days in South Dakota are:

Huron, South Dakota1983104°F
Huron, South Dakota1976104°F
Sioux Falls, South Dakota1976104°F
Huron, South Dakota1978104°F
Rapid City, South Dakota1960102.9°F

Coldest September Days

The coldest September days in South Dakota were:

Huron, South Dakota197419°F
Rapid City, South Dakota194219.4°F
Sioux Falls, South Dakota197421.9°F
Watertown, South Dakota198423°F
Sioux Falls, South Dakota198423°F

Wettest September Days

The wettest single days in September occurred:

Watertown, South Dakota20063.2 inches
Sioux Falls, South Dakota19822.7 inches
Sioux Falls, South Dakota19772.6 inches
Huron, South Dakota20082.5 inches
Sioux Falls, South Dakota19862.5 inches