Lowest December Temperatures in Ames

A list of the lowest temperatures ever recorded in the month of December in Ames, Iowa from 1893–2024.
What's the coldest it has ever gotten in Ames in December?
The coldest December temperature in Ames, Iowa history was -24 °F which has occurred twice, most recently on December 23, 1989.
Rank Temperature Date
1 -24 °F December 23, 1989
1 -24 °F December 29, 1917
3 -23 °F December 22, 1989
3 -23 °F December 10, 1919
5 -22 °F December 21, 1989
5 -22 °F December 18, 1985
5 -22 °F December 16, 1932
5 -22 °F December 26, 1914
9 -21 °F December 24, 1983
9 -21 °F December 28, 1924
11 -20 °F December 24, 2013
11 -20 °F December 25, 1983
11 -20 °F December 12, 1932
14 -19 °F December 19, 1985
14 -19 °F December 14, 1901
16 -18 °F December 21, 1985
16 -18 °F December 23, 1983
16 -18 °F December 22, 1983
16 -18 °F December 20, 1983
16 -18 °F December 19, 1983
16 -18 °F December 13, 1961
16 -18 °F December 18, 1922
16 -18 °F December 13, 1917
16 -18 °F December 8, 1917