September 1900 Contiguous U.S. Statewide Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
1
Alabama
77.6
2.9
115
74.7
2
Arizona
68.3
-3.7
4
72
3
Arkansas
77.2
4.4
120
72.8
4
California
63.8
-4.7
2
68.5
5
Colorado
55.7
-1.6
27
57.3
6
Connecticut
64.7
3.2
113
61.5
7
Delaware
71.4
4
120
67.4
8
Florida
80.2
1.1
102
79.1
9
Georgia
76.9
2.4
113
74.5
10
Idaho
52.8
-1.9
25
54.7
11
Illinois
68.3
2.1
95
66.2
12
Indiana
69.1
3.4
110
65.7
13
Iowa
63.9
0.9
75
63
14
Kansas
69.5
0.9
77
68.6
15
Kentucky
73.5
4.9
122
68.6
16
Louisiana
81.4
4.2
126
77.2
17
Maine
56.3
1.4
92
54.9
18
Maryland
71.8
4.8
126
67
19
Massachusetts
62.4
2
104
60.4
20
Michigan
61
2.5
103
58.5
21
Minnesota
56.7
-0.1
54
56.8
22
Mississippi
79.1
4
123
75.1
23
Missouri
70.9
2.7
104
68.2
24
Montana
52
-1.8
27
53.8
25
Nebraska
62.9
0.1
61
62.8
26
Nevada
56.2
-5.5
1
61.7
27
New Hampshire
58.2
1.7
96
56.5
28
New Jersey
68.1
3.1
114
65
29
New Mexico
64.1
-0.4
49
64.5
30
New York
62.1
3.2
116
58.9
31
North Carolina
74.1
3.9
121
70.3
32
North Dakota
54.1
-2.2
26
56.3
33
Ohio
69
4.5
124
64.5
34
Oklahoma
75.4
2.3
103
73.1
35
Oregon
54.2
-3.1
15
57.3
36
Pennsylvania
66.1
4.4
123
61.7
37
Rhode Island
63.9
2
102
61.9
38
South Carolina
77.2
3.5
121
73.7
39
South Dakota
59
-1.2
35
60.2
40
Tennessee
74.6
4.4
121
70.2
41
Texas
78.8
2.9
118
75.9
42
Utah
55.8
-4.8
3
60.6
43
Vermont
57.7
1.7
93
56
44
Virginia
72.2
5.1
124
67.1
45
Washington
55
-1.9
28
56.9
46
West Virginia
69.9
5.5
127
64.4
47
Wisconsin
59.6
1.6
88
58
48
Wyoming
52.2
-1.4
32
53.6