Delaware September 1931 Precipitation Rankings
1901-2000
Inches
1
2.32
3.60
-1.28
33
97
1941
1935
1930
1930
bottom-third
1930
2
11.07
8.19
2.88
110
20
2005
1928
1930
1928
top-third
3
14.40
12.51
1.89
91
39
1968
1938
1930
1928
top-third
4
18.06
16.14
1.92
87
43
1968
1938
1930
1928
top-third
5
21.73
19.70
2.03
89
41
1964
1989
1930
1928
top-third
6
24.63
23.18
1.45
85
45
1986
1989
1930
1928
normal
7
29.61
27.16
2.45
93
37
1986
1989
1930
1928
top-third
8
31.12
30.20
0.92
77
53
1930
1989
1930
1928
normal
1999
9
33.00
33.69
-0.69
63
67
1930
1989
1930
1928
normal
10
35.07
37.15
-2.08
46
83
1986
1958
1930
1928
normal
11
36.96
40.22
-3.26
44
85
1930
1958
1930
1928
normal
12
38.43
43.37
-4.94
28
101
1986
2003
1930
1928
bottom-third
18
53.08
66.48
-13.40
4
125
1966
2010
1930
1929
bottom-tenth
24
69.63
86.63
-17.00
4
124
1966
2004
1930
1929
bottom-tenth
36
105.12
129.92
-24.80
2
125
1966
1935
1931
1930
bottom-tenth
48
157.63
173.15
-15.52
12
114
1966
1936
1930
1929
bottom-tenth
60
195.70
216.34
-20.64
7
118
1966
1937
1931
1930
bottom-tenth