Lowest September Temperatures in Hot Springs

A list of the lowest temperatures ever recorded in the month of September in Hot Springs, South Dakota from 1894–2024.
What's the coldest it has ever gotten in Hot Springs in September?
The coldest September temperature in Hot Springs, South Dakota history was 13 °F which occurred on September 26, 1926.
Rank Temperature Date
1 13 °F September 26, 1926
2 16 °F September 25, 1926
3 18 °F September 29, 1984
3 18 °F September 27, 1926
5 19 °F September 26, 1942
6 20 °F September 30, 1958
7 21 °F September 28, 1985
7 21 °F September 27, 1964
9 22 °F September 30, 1984
9 22 °F September 26, 1934
9 22 °F September 20, 1927
9 22 °F September 29, 1920
13 23 °F September 22, 1995
13 23 °F September 18, 1991
13 23 °F September 30, 1974
13 23 °F September 28, 1951
13 23 °F September 29, 1945
18 24 °F September 30, 1999
18 24 °F September 29, 1999
18 24 °F September 14, 1993
18 24 °F September 19, 1991
18 24 °F September 26, 1985
18 24 °F September 25, 1984
18 24 °F September 20, 1983
18 24 °F September 21, 1975
18 24 °F September 26, 1972
18 24 °F September 27, 1967
18 24 °F September 26, 1965
18 24 °F September 24, 1965
18 24 °F September 30, 1961
18 24 °F September 30, 1959
18 24 °F September 24, 1926