SEPTEMBER - COLUMBIA WEATHER CALENDAR
          SUN           RECORD TEMPS      NORMAL TEMPS   PRECIPITATION  RECORD PRECIP. 
       RISE  SET    HIGH YEAR  LOW  YEAR  HIGH LOW MEAN   MONTH   YEAR   AMOUNT  YEAR
   
  1    6:38  7:39   102  1913   45  1967    84  63  73     0.14  29.89    4.15   1931
  2    6:38  7:38   100  1913   46  1893    84  62  73     0.27  30.02    6.61   1918
  3    6:39  7:36   103  1939   43  1974    84  62  73     0.41  30.16    2.50   1962
  4    6:40  7:35   103  1913   38  1891    83  62  72     0.53  30.28    2.31   2008
  5    6:41  7:33   103  1899   44  1891    83  61  72     0.66  30.41    0.98   1929
  6    6:42  7:32   103  1899   41  1988    83  61  72     0.79  30.54    1.34   1909
  7    6:43  7:30   102  1939   40  1956    82  60  71     0.92  30.67    1.79   1972
  8    6:44  7:28   103  1947   43  1986    82  60  71     1.04  30.79    2.80   1984
  9    6:45  7:27    99  1925   44  1943    82  60  71     1.18  30.93    1.64   1922
 10    6:46  7:25    99  1938   44  1976    81  59  70     1.31  31.06    1.79   1911
 11    6:47  7:24   100  1936   39  1940    81  59  70     1.43  31.18    1.69   1975
 12    6:47  7:22   100  1897   39  1902    80  58  69     1.56  31.31    2.43   1934
 13    6:48  7:21    99  1956   33  1902    80  58  69     1.69  31.44    3.40   1945
 14    6:49  7:19   104  1893   40  1892    80  57  68     1.82  31.57    1.99   2008
 15    6:50  7:17   101  1893   38  1904    79  57  68     1.94  31.69    3.84   1894
 16    6:51  7:16    99  1954   40  1916    79  56  68     2.06  31.81    5.98   1905
 17    6:52  7:14    98  1895   37  1903    78  56  67     2.18  31.93    2.42   1899
 18    6:53  7:12    98  1893   32  1901    78  55  67     2.30  32.05    1.73   1905
 19    6:54  7:11    94  2000   35  1991    77  55  66     2.43  32.18    4.25   1904
 20    6:55  7:09    98  1893   36  1991    77  54  66     2.55  32.30    1.72   1944
 21    6:55  7:08   100  1893   35  1983    77  54  65     2.68  32.43    3.57   1945
 22    6:56  7:06    97  1937   33  1995    76  53  65     2.81  32.56    2.23   1986
 23    6:57  7:04    94  2007   33  1896    76  53  64     2.94  32.69    2.72   1959
 24    6:58  7:03    95  1891   33  1989    75  53  64     3.08  32.83    2.35   1961
 25    6:59  7:01    94  1891   37  2001    75  52  63     3.22  32.97    1.22   1942
 26    7:00  7:00    96  1897   33  1893    74  52  63     3.36  33.11    2.23   1936
 27    7:01  6:58    93  1897   32  1889    74  51  63     3.49  33.24    1.99   1916
 28    7:02  6:56    99  1953   32  1889    74  51  62     3.62  33.37    2.47   1934
 29    7:03  6:55    99  1953   30  1889    73  50  62     3.75  33.50    1.50   1988
 30    7:04  6:53    95  1897   26  1895    73  50  61     3.87  33.62    1.85   1926

NOTE: The actual sunrise sunset times may vary by a minute or two from year to year.
Visit the Naval Observatory for more details.

 ...NORMALS FOR THE MONTH OF SEPTEMBER...

 TEMPERATURES          PRECIPITATION                   HEATING 

 HIGH  78.8         MONTH            3.87       MONTH             66 
 LOW   56.4         YEAR TO DATE    33.62       SEASON TO DATE    68 
 MEAN  67.6 
                                                       COOLING 
                                                
                                                MONTH            144
                                                YEAR TO DATE    1227

 ...EXTREMES FOR THE MONTH OF SEPTEMBER... 

RECORD HIGH TEMP 104 IN 1893       
RECORD LOW TEMP 26 IN 1895       
LOWEST HIGH TEMP 45 IN 1942       
HIGHEST LOW TEMP 79 IN 1931
HIGHEST MEAN TEMP 89 IN 1939 AND 1913
LOWEST MEAN TEMP 43 IN 1942, 1926, AND 1899       
COOLEST SEPTEMBER 60.2 IN 1974       
WARMEST SEPTEMBER 75.8 IN 1897
WETTEST SEPTEMBER 12.06 INCHES IN 1993 
DRIEST SEPTEMBER 0.09 INCHES IN 1940 
MAXIMUM 24 HR RAINFALL 6.61 INCHES IN 1918
HIGHEST WIND SPEED 63 MPH IN 1952
HIGHEST PRESSURE 30.55 INCHES IN 2000 
LOWEST PRESSURE 29.42 INCHES IN 1959
                                                         
 
 

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