Colorado September 1987 Precipitation Rankings
1901-2000
Inches
1
0.80
1.43
-0.63
26
104
1956
2013
1983
1986
bottom-third
1898,1975
2
3.21
3.46
-0.25
57
73
1944
2013
1983
1986
normal
3
4.67
5.56
-0.89
34
96
1900
2013
1983
1986
bottom-third
1926,1937
4
6.41
7.10
-0.69
44
86
1924
1965
1980
1986
normal
1950
5
9.63
9.12
0.51
85
45
1939
1965
1985
1986
normal
6
10.49
10.96
-0.47
59
71
1939
1999
1980
1986
normal
7
12.12
12.47
-0.35
62
68
2002
1941
1980
1986
normal
8
13.93
13.56
0.37
82
48
2002
1941
1980
1986
normal
1918,1944
9
15.04
14.62
0.42
80
50
2002
1957
1981
1986
normal
10
15.63
15.70
-0.07
71
58
2002
1957
1981
1986
normal
1940
11
17.41
16.76
0.65
85
44
2002
1941
1981
1986
normal
12
19.53
18.10
1.43
92
37
2002
1995
1981
1986
top-third
18
31.97
29.08
2.89
105
24
2002
1942
1982
1986
top-third
24
39.78
36.22
3.56
108
20
2003
1942
1982
1986
top-third
36
60.54
54.27
6.27
117
10
1956
1997
1983
1986
top-tenth
48
81.66
72.31
9.35
122
4
1956
1998
1984
1986
top-tenth
60
101.37
90.33
11.04
122
3
1956,2022
1999
1985
1986
top-tenth