Contiguous U.S. May 1974 Minimum Temperature Rankings
1901-2000
Degrees Fahrenheit
1
47.86
47.44
0.42
77
53
1917
2018
1973
1969
normal
1994,2017
2
43.33
43.03
0.30
66
64
1907
2012
1973
1969
normal
3
39.84
38.68
1.16
100
30
1917
2012
1973
1946
top-third
4
35.56
34.72
0.84
92
38
1917
2012
1973
1957
top-third
5
32.71
31.72
0.99
94
36
1917
2012
1973
1954
top-third
6
31.19
30.21
0.98
93
36
1917
2012
1973
1957
top-third
7
31.43
30.28
1.15
101
28
1917
2012
1973
1938
top-third
8
32.91
31.68
1.23
103
26
1917
2016,2017
1973
1938
top-third
9
35.08
33.92
1.16
100
29
1917
2016
1973
1938
top-third
10
37.52
36.44
1.08
100
29
1917
2017
1973
1938
top-third
11
39.59
38.63
0.96
98
31
1917
2017
1973
1938
top-third
1935
12
40.97
40.04
0.93
100
29
1917
2017
1973
1938
top-third
18
37.38
36.76
0.62
88
40
1918
2017
1973
1954
top-third
24
40.43
40.03
0.40
79
49
1918
2017
1973
1955
normal
36
40.40
40.02
0.38
81
46
1918
2017
1973
1955
normal
1943,1990,1995
48
40.17
40.01
0.16
70
56
1918
2018
1973
1957
normal
1957
60
40.06
40.00
0.06
66
59
1920
2020
1973
1961
normal
1946