AFOS product CLIDCA
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CDUS41 KLWX 250519
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1219 AM EST WED JAN 25 2012


................................... 

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 24 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56    438 PM  73    1950  44     12       32       
  MINIMUM         38   1101 PM   3    1963  29      9       17       
  AVERAGE         47                        36     11       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.34 1923   0.09  -0.09     0.00    
  MONTH TO DATE    1.56                      2.17  -0.61     0.66    
  SINCE DEC 1      6.46                      5.22   1.24     2.44    
  SINCE JAN 1      1.56                      2.17  -0.61     0.66    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           9.5  1940   0.2   -0.2              
  MONTH TO DATE    1.7                       4.2   -2.5              
  SINCE JUL 1      1.7                       7.0   -5.3              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        29    -11       40       
  MONTH TO DATE  613                       696    -83      753       
  SINCE DEC 1   1226                      1482   -256     1686       
  SINCE JUL 1   1821                      2177   -356     2258       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     4.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     51           600 PM                                     
 AVERAGE    76                                                       

..........................................................

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   44        75      1950                    
 MINIMUM TEMPERATURE (F)   29         3      1935                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 25 2012.......SUNRISE   720 AM EST   SUNSET   521 PM EST   
JANUARY 26 2012.......SUNRISE   719 AM EST   SUNSET   522 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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