Lowest May Temperatures in Iola

A list of the lowest temperatures ever recorded in the month of May in Iola, Kansas from 1905–2024.
What's the coldest it has ever gotten in Iola in May?
The coldest May temperature in Iola, Kansas history was 28 °F which has occurred twice, most recently on May 1, 1963.
Rank Temperature Date
1 28 °F May 1, 1963
1 28 °F May 4, 1907
3 29 °F May 1, 1909
4 30 °F May 6, 1944
5 31 °F May 3, 2005
5 31 °F May 3, 1976
5 31 °F May 3, 1907
8 32 °F May 1, 2005
8 32 °F May 4, 1954
8 32 °F May 1, 1907
11 33 °F May 2, 2005
11 33 °F May 9, 1980
11 33 °F May 2, 1961
11 33 °F May 1, 1960
11 33 °F May 3, 1954
11 33 °F May 1, 1917
11 33 °F May 2, 1911
11 33 °F May 9, 1906
19 34 °F May 4, 2013
19 34 °F May 3, 2013
19 34 °F May 4, 2005
19 34 °F May 9, 1923
19 34 °F May 1, 1918
19 34 °F May 15, 1907