Lowest May Temperatures in Summit

A list of the lowest temperatures ever recorded in the month of May in Summit, South Dakota from 1956–2024.
What's the coldest it has ever gotten in Summit in May?
The coldest May temperature in Summit, South Dakota history was 15 °F which occurred on May 3, 2005.
Rank Temperature Date
1 15 °F May 3, 2005
2 18 °F May 2, 1976
3 19 °F May 2, 2002
3 19 °F May 7, 1976
3 19 °F May 3, 1976
3 19 °F May 4, 1967
3 19 °F May 3, 1967
3 19 °F May 2, 1967
9 20 °F May 10, 1990
9 20 °F May 1, 1984
9 20 °F May 10, 1981
9 20 °F May 15, 1959
13 21 °F May 6, 1976
13 21 °F May 22, 1963
13 21 °F May 1, 1961
16 22 °F May 11, 2020
16 22 °F May 12, 2013
16 22 °F May 3, 2013
16 22 °F May 2, 2005
16 22 °F May 2, 1986
16 22 °F May 8, 1980