Lowest May Temperatures in Grand Forks

A list of the lowest temperatures ever recorded in the month of May in Grand Forks, North Dakota from 1893–2024.
What's the coldest it has ever gotten in Grand Forks in May?
The coldest May temperature in Grand Forks, North Dakota history was 5 °F which occurred on May 3, 1967.
Rank Temperature Date
1 5 °F May 3, 1967
2 14 °F May 2, 1907
3 16 °F May 3, 1907
4 17 °F May 3, 1926
4 17 °F May 1, 1900
6 18 °F May 1, 1958
6 18 °F May 2, 1911
6 18 °F May 3, 1909
6 18 °F May 3, 1908
10 19 °F May 6, 1976
10 19 °F May 2, 1967
10 19 °F May 12, 1918
10 19 °F May 2, 1908
10 19 °F May 10, 1907
15 20 °F May 9, 1945
15 20 °F May 5, 1929
15 20 °F May 12, 1923
15 20 °F May 3, 1921
15 20 °F May 20, 1907
15 20 °F May 7, 1907