January 1971 Contiguous U.S. Statewide Palmer Drought Severity Index (PDSI)
-99
1901-2000 base period
130 years
1901-2000
1
Alabama
-0.62
-0.53
58
-0.09
2
Arizona
-1.48
-1.5
42
0.02
3
Arkansas
-0.79
-0.75
50
-0.04
4
California
-0.37
-0.32
68
-0.05
5
Colorado
2.5
2.11
104
0.39
6
Connecticut
-2.28
-2.2
11
-0.08
7
Delaware
-1.46
-1.22
33
-0.24
8
Florida
-2.49
-2.67
11
0.18
9
Georgia
0.64
0.42
73
0.22
10
Idaho
4.18
4.08
125
0.1
11
Illinois
2.43
2.41
108
0.02
12
Indiana
0.14
0.21
62
-0.07
13
Iowa
2.04
1.71
96
0.33
14
Kansas
0.11
-0.23
61
0.34
15
Kentucky
0.96
1.05
84
-0.09
16
Louisiana
-1.75
-1.64
32
-0.11
17
Maine
-1.28
-1.05
36
-0.23
18
Maryland
0.16
0.31
79
-0.15
19
Massachusetts
-1.48
-1.26
27
-0.22
20
Michigan
1.72
1.81
97
-0.09
21
Minnesota
2.35
1.99
87
0.36
22
Mississippi
-1.18
-1.01
49
-0.17
23
Missouri
2.25
1.91
97
0.34
24
Montana
2.51
2.03
103
0.48
25
Nebraska
0.39
-0.27
61
0.66
26
Nevada
-0.22
-0.13
69
-0.09
27
New Hampshire
-1.36
-0.99
34
-0.37
28
New Jersey
-0.42
-0.37
53
-0.05
29
New Mexico
-2.15
-2.26
31
0.11
30
New York
0.35
0.45
69
-0.1
31
North Carolina
0.23
0.25
72
-0.02
32
North Dakota
1.82
1.24
87
0.58
33
Ohio
0.2
0.09
60
0.11
34
Oklahoma
-0.56
-0.75
51
0.19
35
Oregon
1.86
1.88
105
-0.02
36
Pennsylvania
1.53
1.61
93
-0.08
37
Rhode Island
-1.03
-1.06
33
0.03
38
South Carolina
0.31
0.26
75
0.05
39
South Dakota
1.14
0.2
68
0.94
40
Tennessee
-0.52
-0.37
61
-0.15
41
Texas
-2.49
-2.34
31
-0.15
42
Utah
-0.25
-0.58
69
0.33
43
Vermont
-0.42
0.01
66
-0.43
44
Virginia
-1.76
-1.67
23
-0.09
45
Washington
1.4
1.51
99
-0.11
46
West Virginia
0.75
0.51
70
0.24
47
Wisconsin
2.41
2.1
98
0.31
48
Wyoming
2.25
1.74
96
0.51