March Temperature and Precipitation Normals (1971-2000)
                       and Extremes for Houston (1889-2009)
                               (last update 4/5/09)
                              
    -------------- TEMPERATURE -------------------   ----- PRECIPITATION -----
     NORMAL   RECORD      LOW     RECORD    HIGH      RECORD   CUMULATIVE PCPN 
    MAX MIN  MAX YEAR     MAX    MIN YEAR   MIN        PCPN     DAILY  YEARLY 
    ----------------------------------------------   -------------------------                              
 1  70  48   84  1975   39 1922  28  1980  70 1997   3.32 1993   0.10  6.76 
 2  70  48   91  1909   44 1980  22  1980  66 1976   1.55 1934   0.20  6.86
 3  70  48   86  1893   41 1943  21  1943  69 1976   1.03 1957   0.30  6.96
 4  71  48   86  1893   48 1917  22  2002  69 1955   4.56 1992   0.40  7.06
 5  71  49   84  1998   38 1989  25  1989  68 1974   2.20 1933   0.50  7.16
 
 6  71  49   86  1991   46 1960  25  1989  69 1961   1.44 1896   0.61  7.27
 7  71  49   90  1911   43 1947  28  1989  68 2009*  1.58 1913   0.72  7.38
 8  72  49   88  1911   44 1915  27  1971  70 1974   2.05 1905   0.83  7.49
 9  72  50   88  2000   38 1932  27  1932  71 1974   1.50 1903   0.94  7.60
10  72  50   89  1980   33 1932  27  1932  71 2009   3.23 1926   1.05  7.71 
 
11  72  50   87  1911   36 1948  27  1948  72 2006   1.20 1903   1.16  7.82
12  73  50   89  1904   42 1932  24  1948  72 2006   4.28 1997   1.27  7.93
13  73  51   88  1942   46 2009  27  1932  71 1973   1.96 2007   1.38  8.04
14  73  51   88  2008   48 2009  29  1993* 70 1967   1.82 2001   1.49  8.15
15  73  51   89  2008   47 1937  32  1999* 71 1955   2.06 1974   1.60  8.26
 
16  73  51   87  1908   49 1969  34  1913  72 1982   2.83 1896   1.71  8.37
17  74  52   88  1908   38 1892  30  1900  72 1945   2.57 1957   1.82  8.48
18  74  52   89  1907   40 1941  27  1892  71 1953   1.60 1904   1.93  8.59
19  74  52   89  1908   36 1923  27  1923  70 1982   4.20 1905   2.04  8.70
20  74  52   90  1907   52 1965  24  1923  71 1955   7.47 1972   2.15  8.81
 
21  74  53   87  1907   48 1968  30  1996  70 1952   1.38 1893   2.26  8.92
22  75  53   89  1916   52 1989  32  1970  70 1904   2.01 1918   2.37  9.03
23  75  53   89  1929   54 2006  35  1989  70 1995   2.27 1983   2.48  9.14
24  75  53   87  1907   47 1974  32  1897  70 1995   1.46 1943   2.59  9.25
25  75  53   93  1928   48 1974  36  2006  70 1949   7.36 1922   2.70  9.36
 
26  75  54   94  1928   41 1955  30  1955  72 1995   2.23 1951   2.81  9.47
27  76  54   89  1935   47 1955  31  1955  72 1975   3.00 1923   2.92  9.58
28  76  54   89  1972   52 1923  33  1931  72 1989   1.99 1966   3.03  9.69
29  76  54   90  1974   48 1937  35  1894  71 2007   1.75 1897   3.14  9.80
30  76  54   96  1946   47 1937  33  1987  71 1938   2.90 1907   3.25  9.91

31  76  55   88  1946   50 1931  30  1987  71 2006   1.44 2007   3.36  10.02

* indicates a record that has been tied on a previous year 

March Normals
 high:             73.3F    
 low:              51.3F  
 mean temperature: 62.3F   
 rainfall:         3.36"
 heating DD          187            
 cooling DD           50