Oregon, Climate Division 9 April 1978 Precipitation Rankings
1901-2000
Inches
1
3.50
1.10
2.40
129
1
1961
1978
1977
1978
highest
2
4.84
2.31
2.53
127
3
1898
1904
1977
1904
top-tenth
3
6.59
3.62
2.97
125
5
1898
1904
1977
1940
top-tenth
1940
4
9.27
5.19
4.08
129
1
1908
1978
1977
1978
highest
5
11.69
6.66
5.03
128
1
1977
1978
1977
1978
highest
6
13.73
7.96
5.77
128
1
1977
1978
1977
1978
highest
7
13.93
8.85
5.08
126
3
1977
1983
1977
1978
top-tenth
8
14.94
9.43
5.51
127
2
1977
1983
1977
1978
top-tenth
9
15.77
9.81
5.96
128
1
1977
1978
1977
1978
highest
10
16.18
10.17
6.01
127
2
2013
1983
1977
1978
top-tenth
11
16.94
11.29
5.65
126
3
2013
1983
1977
1978
top-tenth
12
18.85
12.56
6.29
126
3
2013
1983
1977
1978
top-tenth
18
21.26
20.52
0.74
79
49
1934
1983
1977
1976
normal
24
26.67
25.15
1.52
88
40
1930
1984
1977
1972
top-third
36
39.29
37.68
1.61
88
39
1931
1984
1977
1973
top-third
1959
48
50.97
50.16
0.81
80
46
1932
1984
1977
1974
normal
1919
60
63.83
62.65
1.18
86
39
1933
1984
1977
1975
top-third