Texas, Climate Division 10. Lower Valley, Precipitation Rankings, December 1967 1901-2000 Inches 1 1.69 1.33 0.36 95 34 1950 1937 1966 1965 top-third 2 4.55 2.74 1.81 108 21 2010 2013 1966 1965 top-third 3 8.32 5.28 3.04 110 19 2010 1958 1966 1965 top-third 4 25.39 9.62 15.77 128 1 1917 1967 1966 1967 highest 5 31.98 11.82 20.16 128 1 1917 1967 1966 1967 highest 6 32.63 13.47 19.16 128 1 1950 1967 1966 1967 highest 7 34.10 16.14 17.96 128 1 1898 1967 1966 1967 highest 8 35.89 18.83 17.06 128 1 1898 1967 1966 1967 highest 9 36.40 20.35 16.05 128 1 1898 1967 1966 1967 highest 10 37.04 21.37 15.67 128 1 1898 1967 1966 1967 highest 11 38.03 22.56 15.47 128 1 1898 1967 1966 1967 highest 12 39.86 23.82 16.04 128 1 1898 1967 1966 1967 highest 18 48.48 37.29 11.19 116 12 1898 1968 1966 1941 top-tenth 24 69.19 47.63 21.56 127 1 1898 1967 1966 1967 highest 36 92.83 71.38 21.45 123 4 1899 1968 1966 1967 top-tenth 48 108.65 94.95 13.70 109 17 1900 1976 1966 1936 top-third 60 131.49 118.33 13.16 100 25 1901 1976 1966 1944 top-third