Contiguous U.S. September 1978 Maximum Temperature Rankings
1901-2000
Degrees Fahrenheit
1
78.28
77.81
0.47
70
60
1965
1998
1977
1963
normal
2004
2
81.56
81.48
0.08
63
67
1965
1998
1977
1970
normal
3
83.34
83.21
0.13
68
62
1912
1936
1977
1970
normal
4
83.03
82.74
0.29
68
62
1915
1936
1976
1977
normal
5
80.80
80.78
0.02
58
72
1915
1936
1976
1977
normal
6
77.90
77.90
0.00
55
75
1907
2012
1976
1977
normal
7
74.30
74.35
-0.05
57
73
1912
2012
1976
1977
normal
8
69.74
70.66
-0.92
22
108
1912
2012
1975
1977
bottom-third
9
65.86
67.30
-1.44
12
118
1912
2012
1975
1977
bottom-tenth
1920
10
63.60
64.86
-1.26
13
116
1912
2012
1975
1977
bottom-tenth
11
62.67
63.75
-1.08
14
115
1912
2012
1975
1977
bottom-third
12
63.01
64.01
-1.00
14
115
1912
2012
1975
1977
bottom-third
18
68.37
68.64
-0.27
38
91
1912
2012
1975
1977
bottom-third
1896
24
63.51
64.00
-0.49
28
100
1913
2017
1973
1977
bottom-third
36
63.97
63.98
-0.01
54
73
1917
2018
1977
1976
normal
48
63.72
63.97
-0.25
34
92
1915
2018
1975
1977
bottom-third
60
63.88
63.96
-0.08
49
76
1907
2016
1977
1967
normal