San Angelo December Climatology Record Temps Normals Temps Record Precip Normal Precip. Date High Year Low Year High / Low Most Year Day Month Year 1 82 1950 18 2006 62 / 36 0.43 1931 .03 0.03 20.00 2 83 1995 20 1979 62 / 36 2.20 1924 .03 0.06 20.03 3 88 2005 15 1929 61 / 36 0.95 2002 .03 0.09 20.06 4 91* 1954 13 2006 61 / 36 0.93 1943 .03 0.12 20.09 5 82 1951 20 1950 61 / 35 0.57 1969 .03 0.15 20.12 6 81 1966 11 1950 61 / 35 2.10 1926 .03 0.18 20.15 7 83 1966 22 2005 61 / 35 2.03 1926 .03 0.21 20.18 8 85 1977 12 2005 60 / 35 1.89 1912 .03 0.24 20.21 9 80 1970 11 2005 60 / 35 3.78 1911 .03 0.27 20.24 10 84 1929 14 1917 60 / 34 0.33 1988 .03 0.30 20.27 11 83 1939 17 1919 60 / 34 1.48 1946 .03 0.33 20.30 12 82 1973 11 1966 60 / 34 0.35 1910 .03 0.36 20.33 13 85 1995 16 1985 60 / 34 0.46 1992 .04 0.40 20.37 14 81 1924 10 1985 59 / 34 0.63 1967 .03 0.43 20.40 15 82 1908 14 1958 59 / 33 0.52 1984 .03 0.46 20.43 16 84 1908 10 1972 59 / 33 0.82 1959 .03 0.49 20.46 17 81 1924 18 1972 59 / 33 0.58 1937 .03 0.52 20.49 18 81 1977 14 1983 59 / 33 0.52 1952 .03 0.55 20.52 19 78 1978 11 1996 59 / 33 1.52 1991 .03 0.58 20.55 20 80 1921 6 1909 59 / 33 0.59 1997 .03 0.61 20.58 21 83 1981 10 1983 58 / 32 1.00 1942 .03 0.64 20.61 22 81 1971 2 1989 58 / 32 1.09 1986 .03 0.67 20.64 23 83 1955 -4**1989 58 / 32 0.95 1932 .03 0.70 20.67 24 87 1955 6 1983 58 / 32 0.42 1932 .03 0.73 20.70 25 79 1955 5 1983 58 / 32 0.80 1974 .03 0.76 20.73 26 83 2005 16 1983 58 / 32 0.32 1939 .03 0.79 20.76 27 81 1924 17 2007 58 / 32 0.47 1994 .03 0.82 20.79 28 79 1921 13 1983 58 / 32 1.04 1979 .03 0.85 20.82 29 82 1951 -1 1983 58 / 32 1.05 1937 .03 0.88 20.85 30 87 1951 4 1983 57 / 32 1.45 1984 .03 0.91 20.88 31 84 1951 15 1958 57 / 32 1.26 1984 .03 0.94 20.91 Highest December Temperature: 91 on 12/4/1954 Lowest December Temperature: -4 on 12/23/1989 ** This is also the lowest temperature ever recorded in San Angelo Normal December Precipitation: 0.94 inches Greatest December Precipitation: 5.96 inches in 1911