Southwest Climate Region, Precipitation Rankings, September 1999 1901-2000 Inches 1 1.44 1.36 0.08 70 59 1953,1956 2013 1998 1997 normal 2 4.28 3.38 0.90 114 15 2020 2013 1998 1997 top-third 3 7.05 5.25 1.80 123 6 2020 2013 1998 1941 top-tenth 4 8.22 6.19 2.03 123 6 2020 1927 1998 1984 top-tenth 5 9.62 7.30 2.32 126 3 2020 1941 1998 1941 top-tenth 6 12.00 8.36 3.64 127 2 2020 1941 1998 1941 top-tenth 7 12.56 9.51 3.05 127 2 1956 1941 1998 1941 top-tenth 8 13.02 10.52 2.50 125 4 1956 1941 1998 1941 top-tenth 9 13.68 11.50 2.18 120 9 1956 1941 1998 1997 top-tenth 10 14.17 12.51 1.66 105 23 1956 1941 1998 1997 top-third 1979 11 15.16 13.40 1.76 104 24 1956 1941 1998 1997 top-third 12 17.47 14.53 2.94 117 11 1956 1941 1998 1995 top-tenth 18 25.52 22.92 2.60 104 24 2021 1941 1996 1998 top-third 24 33.14 29.08 4.06 112 15 1956 1942 1998 1993 top-third 36 50.32 43.57 6.75 117 9 1956 1907 1998 1987 top-tenth 48 62.66 58.05 4.61 104 21 1956 1986 1997 1998 top-third 60 80.51 72.53 7.98 116 8 1957 1986 1998 1988 top-tenth