October Temperature and Precipitation Normals (1971-2000)
                       and Extremes for Houston (1889-2009)
                             (last updated 10/27/09)
						  
    -------------- TEMPERATURE -------------------   ----- PRECIPITATION -----
     NORMAL   RECORD      LOW     RECORD    HIGH      RECORD   CUMULATIVE PCPN 
    MAX MIN  MAX YEAR     MAX    MIN YEAR   MIN        PCPN     DAILY  YEARLY 
    ----------------------------------------------   -------------------------  
 1  86  64   99  1900   64 1958  44  1984  78 1927   4.62 1913   0.15  35.61       
 2  86  64   97  1938   66 1958  47  1984  79 1986   2.25 1995   0.30  35.76      
 3  85  64   95  1994   72 1961  45  1975  80 1986   3.24 1949   0.45  35.91    
 4  85  64   95  2002   67 1965  43  1975  78 2002   3.60 1919   0.60  36.06    
 5  85  63   94  2006   63 1932  41  1975  77 1951   2.90 1960   0.75  36.21     
  
 6  85  62   94  1928   65 2001  44  1975  78 2009   4.42 1930   0.90  36.36     
 7  85  62   95  1956   65 2000  46  1889  78 1962   5.76 1949   1.05  36.51     
 8  84  61   96  1962   50 2000  42  1952  82 2009   2.07 1909   1.20  36.66      
 9  84  61   93  2007*  53 2000  40  1976  79 1962   3.60 2003   1.35  36.81      
10  84  61   94  1962   64 2000  43  1908  78 1962   3.50 1899   1.50  36.96    
 
11  84  61   94  1962   64 2009  44  1891  77 1962   3.02 2001   1.65  37.11      
12  83  60   96  1991   62 1982  42  1977  77 1962   3.37 1982   1.80  37.26     
13  83  60   94  1991   58 1986  36  1977  76 1985   2.55 1958   1.95  37.41      
14  83  60   92  1954   64 2002  40  1977  78 2009*  4.91 1906   2.10  37.56     
15  82  59   92  2009*  65 1896  40  1978  76 1962   4.87 2007   2.25  37.71      
 
16  82  59   92  1989   66 1903  41  1893  74 1994   5.17 2006   2.39  37.85      
17  82  59   93  1895   67 1919  40  1977  77 1998   4.31 1994   2.53  37.99     
18  82  58   96  1895   60 1989  39  1978  79 2004   4.04 1998   2.67  38.13     
19  81  58   94  2004   61 1999  36  1989  78 2004   1.23 1998   2.81  38.27      
20  81  57   93  2004   61 1976  32  1989  77 2004   2.54 1993   2.95  38.41      
  
21  81  57   93  2004   65 1993  33  1976  78 1897   2.40 1890   3.09  38.55     
22  80  56   91  2004   63 1911  41  1898  75 2004   3.70 2008   3.23  38.69     
23  80  56   91  1988   59 1981  40  1996  74 1919   3.79 1970   3.37  38.83      
24  80  56   91  1931   61 1981  39  1908  74 1997   2.13 1949   3.51  38.97    
25  79  55   91  1950   61 1972  39  1980  75 1939   9.25 1984   3.65  39.11      
 
26  79  55   90  1991   53 1957  39  1892  75 1939   2.43 2009   3.79  39.25     
27  79  55   91  1995   52 1936  36  1898  76 1939   2.72 1897   3.93  39.39     
28  78  54   90  1991   53 1976  36  1898  76 1991   8.04 2002   4.07  39.53     
29  78  54   90  1991   54 1980  39  1910  73 2004   2.38 1982   4.21  39.67     
30  78  54   89  2004*  50 1993  33  1917  76 1961   5.30 1907   4.35  39.81      
 
31  77  54   88  2004*  47 1925  29  1993  76 1972   3.84 1909   4.50  39.96     
 
* indicates a record that has been tied in a previous year 

October Normals 
high:              82.0F 
low:               58.8F 
mean temperature:  70.4F 
rainfall:          4.50"
heating DD:           31 
cooling DD:          174