Iowa December 1909 Precipitation Rankings
1901-2000
Inches
1
2.17
1.11
1.06
123
7
2002
2015
1908
1909
top-tenth
2
7.52
2.87
4.65
127
3
1976
2015
1908
1909
top-tenth
3
9.57
5.16
4.41
125
5
1910
1931
1908
1909
top-tenth
4
13.21
8.83
4.38
118
12
1939,1976
1931
1908
1909
top-tenth
5
15.09
12.67
2.42
99
31
1976
2018
1908
1902
top-third
6
19.78
16.52
3.26
103
27
1976
2018
1908
1902
top-third
7
26.07
21.15
4.92
110
20
1976
2018
1908
1902
top-third
8
30.44
25.20
5.24
112
18
1976
1993
1908
1902
top-third
9
34.93
28.15
6.78
117
13
1910
1993
1908
1902
top-tenth
10
36.44
30.10
6.34
110
20
1910
1993
1908
1902
top-third
11
38.00
31.12
6.88
112
18
1910
1993
1908
1902
top-third
12
39.67
32.09
7.58
116
14
1910
1993
1908
1902
top-third
18
54.79
48.69
6.10
105
24
1956
1993
1908
1903
top-third
24
74.41
64.24
10.17
112
17
1989
2019
1908
1903
top-third
36
106.01
96.36
9.65
106
22
1957
2010
1908
1904
top-third
48
137.51
128.37
9.14
96
31
1958
2010
1908
1905
top-third
60
173.63
160.36
13.27
100
26
1956
2010
1908
1906
top-third