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San Diego County Water Authority

Annual Rainfall amounts at Lindbergh Field, San Diego County

Based on Water Year (October-September)

A water year is defined as the calendar year that begins October 1 and ends September 30.

Year
Actual rainfall (inches)
Normal rainfall (inches)*
% of normal
1965
8.81
10.41
85
1966
14.76
10.41
142
1967
10.86
10.41
104
1968
7.86
10.41
76
1969
11.48
10.41
110
1970
6.23
10.41
60
1971
8.03
10.41
77
1972
6.12
10.41
59
1973
10.99
10.41
106
1974
6.59
10.41
63
1975
10.64
10.41
102
1976
10.14
10.41
97
1977
9.18
10.41
88
1978
17.30
10.41
166
1979
14.93
10.41
143
1980
15.62
10.41
150
1981
8.13
10.41
78
1982
11.85
10.41
114
1983
18.49
10.41
178
1984
5.37
10.41
52
1985
9.60
10.41
92
1986
14.64
10.41
141
1987
9.30
10.41
89
1988
12.44
10.41
120
1989
5.88
10.41
56
1990
7.62
10.41
73
1991
12.31
9.83
125
1992
12.48
9.90
126
1993
18.26
9.90
184
1994
9.93
9.90
100
1995
17.13
9.90
173
1996
5.18
9.90
52
1997
8.74
9.90
88
1998
20.89
9.90
211
1999
6.51
9.90
66
2000
5.77
9.90
58
2001
8.82
11.34
78
2002
3.44
10.77
32
2003
10.24
10.77
95
2004
5.31
10.77
49
2005
22.69
10.77
211
2006
6.04
10.77
56
2007
3.85
10.77
36
2008
7.30
10.77
68
2009
9.15
10.77
85
*Normal rainfall is the average of a previous period of multiple years.