Lowest September Temperatures in Aberdeen

A list of the lowest temperatures ever recorded in the month of September in Aberdeen, South Dakota from 1893–2024.
What's the coldest it has ever gotten in Aberdeen in September?
The coldest September temperature in Aberdeen, South Dakota history was 11 °F which occurred on September 29, 1939.
Rank Temperature Date
1 11 °F September 29, 1939
2 15 °F September 30, 1939
3 17 °F September 26, 1939
4 18 °F September 28, 1951
4 18 °F September 29, 1899
4 18 °F September 28, 1895
7 19 °F September 25, 1926
7 19 °F September 30, 1895
7 19 °F September 29, 1895
7 19 °F September 26, 1893
11 20 °F September 22, 1995
11 20 °F September 26, 1965
11 20 °F September 16, 1916
11 20 °F September 20, 1901
15 21 °F September 30, 2003
15 21 °F September 22, 1947
15 21 °F September 30, 1907
15 21 °F September 29, 1907
15 21 °F September 25, 1893
20 22 °F September 23, 2012
20 22 °F September 22, 1974
20 22 °F September 28, 1949
20 22 °F September 28, 1942
20 22 °F September 26, 1942
20 22 °F September 27, 1900
20 22 °F September 18, 1896
20 22 °F September 21, 1893