California, Precipitation Rankings, September 1998 1901-2000 Inches 1 0.74 0.45 0.29 105 24 1974 1918 1996 1997 top-third 2 0.87 0.69 0.18 96 33 1937,2018 1983 1996 1997 top-third 3 1.07 0.87 0.20 95 34 1928 1976 1996 1997 top-third 1979,2015 4 1.84 1.22 0.62 115 14 2002 1982 1996 1997 top-third 1925 5 4.87 2.10 2.77 128 1 1924 1998 1997 1998 highest 6 7.04 3.74 3.30 126 3 1924 1896 1997 1963 top-tenth 7 11.19 6.95 4.24 117 12 2008 1995 1997 1995 top-tenth 8 22.69 10.80 11.89 128 1 2021 1998 1997 1998 highest 9 29.66 15.05 14.61 128 1 2022 1998 1997 1998 highest 10 32.62 18.67 13.95 126 2 1924 1983 1997 1983 top-tenth 11 36.57 21.25 15.32 126 2 1924 1983 1997 1983 top-tenth 12 37.65 22.45 15.20 126 2 1924 1983 1997 1983 top-tenth 18 41.09 26.19 14.90 126 2 2021 1983 1997 1983 top-tenth 24 64.27 44.90 19.37 125 2 1977 1983 1997 1983 top-tenth 36 88.96 67.32 21.64 123 3 2022 1984 1997 1984 top-tenth 48 125.14 89.51 35.63 124 1 2015 1998 1997 1998 highest 60 140.27 111.69 28.58 120 4 1991 1999 1997 1986 top-tenth