National Weather Service United States Department of Commerce
                            San Angelo December Climatology
           Record Temps     Normals Temps   Record Precip  Normal Precip.
Date  High  Year  Low  Year   High / Low     Most   Year   Day  
 1     83   2012   18  2006     65 / 38      0.94   2009   .03   
 2     85   2021   20  1979     64 / 37      2.20   1924   .02   
 3     88   2021   15  1929     64 / 37      0.95   2002   .03   
 4     91*  1954   13  2006     64 / 37      0.93   1943   .02   
 5     84   2019   20  1950     64 / 37      0.57   1969   .03   

 6     81   2012   11  1950     64 / 36      2.10   1926   .03   
 7     83   1966   19  2013     63 / 36      2.03   1926   .03   
 8     85   1977   12  2005     63 / 36      1.89   1912   .03   
 9     83   2021   11  2005     63 / 36      3.71   1911   .02   
10     86   2021   14  1917     63 / 36      0.69   2019   .03   

11     87   2015   17  1919     63 / 35      1.48   1946   .03   
12     83   1939   11  1966     62 / 35      0.46   2015   .03   
13     85   1995   12  1917     62 / 35      0.46   1992   .03   
14     83   2019   10  1985     62 / 35      0.63   1967   .03   
15     89   2019   14  1958     62 / 35      1.20   2023   .04   

16     84   1908   10  1972     62 / 35      0.82   1959   .03   
17     84   2016   18  1972     62 / 34      0.58   1937   .03   
18     83   2012   14  1983     62 / 34      0.52   1952   .03   
19     80   1924   11  1996     61 / 34      1.52   1991   .03   
20     85   2010    6  1909     61 / 34      0.59   1997   .03   

21     86   2010   10  1983     61 / 34      1.00   1942   .03  
22     81   1971    2  1989     61 / 34      1.09   1986   .02   
23     85   2021   -4**1989     61 / 34      0.95   1932   .03   
24     87   1955    6  1983     61 / 34      0.99   2010   .03   
25     86   2021    5  1983     61 / 34      0.80   1974   .03   

26     89   2021   16  1983     61 / 34      0.41   2015   .03   
27     79   2021   17  2007     61 / 34      1.32   2015   .02   
28     84   2016   13  1983     60 / 34      1.04   1979   .03   
29     82   1951   -1  1983     60 / 33      1.05   1937   .03   
30     90   1919    4  1983     60 / 33      1.45   1984   .03   
31     84   1951   15  1958     60 / 33      1.26   1984   .03   

 

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: 0.89 inches

Greatest December Precipitation: 5.96 inches in 1911