Contiguous U.S. September 1975 Minimum Temperature Rankings
1901-2000
Degrees Fahrenheit
1
50.02
51.90
-1.88
8
122
1918
2019
1974
1973
bottom-tenth
2
54.40
55.48
-1.08
14
116
1974
2019
1974
1973
bottom-third
3
56.59
57.16
-0.57
23
107
1924
2022
1974
1973
bottom-third
4
56.23
56.78
-0.55
28
102
1903
2021
1974
1973
bottom-third
1899
5
54.54
54.91
-0.37
31
99
1907,1924
2018
1974
1973
bottom-third
6
51.39
52.20
-0.81
13
117
1907
2018
1967
1974
bottom-tenth
7
48.03
49.02
-0.99
9
121
1917
2012
1965
1974
bottom-tenth
8
44.84
45.75
-0.91
13
117
1917
2012
1965
1974
bottom-tenth
9
42.28
42.86
-0.58
25
105
1917
2012
1971
1974
bottom-third
1907
10
40.45
40.84
-0.39
34
95
1917
2016
1971
1974
bottom-third
1936
11
39.67
39.92
-0.25
37
92
1917
2016
1971
1974
bottom-third
1907,1982
12
39.76
40.04
-0.28
39
90
1917
2016
1971
1974
bottom-third
1906
18
43.67
44.09
-0.42
22
107
1917
2016
1971
1974
bottom-third
1971
24
40.11
40.04
0.07
65
63
1918
2017
1972
1974
normal
1994
36
40.11
40.02
0.09
65
62
1918
2017,2018
1973
1974
normal
48
40.15
40.01
0.14
70
56
1918
2018
1974
1957
normal
60
39.99
40.00
-0.01
59
66
1920
2019,2020
1974
1961
normal