AFOS product CLIDCA
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CDUS41 KLWX 040523
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
123 AM EDT WED JUL 4 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 3 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         98    150 PM 101    1966  88     10       94       
                                      1873                          
                                      1872                          
  MINIMUM         75   1128 PM  53    1918  70      5       70       
  AVERAGE         87                        79      8       82      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.72 1978   0.12  -0.10     0.87    
                                      1940                          
  MONTH TO DATE    0.02                      0.38  -0.36     0.87    
  SINCE JUN 1      2.40                      4.16  -1.76     2.55    
  SINCE JAN 1     13.14                     20.12  -6.98    16.22    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      0.0                       0.0    0.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      0                         6     -6        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       22                        14      8       17       
  MONTH TO DATE   67                        42     25       49       
  SINCE JUN 1    413                       356     57      470       
  SINCE JAN 1    672                       490    182      670       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     4.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82          1100 PM                                     
 LOWEST     24           300 PM                                     
 AVERAGE    53                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88       100      1919                    
 MINIMUM TEMPERATURE (F)   71        52      1933                    
                                             1907                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY  4 2012..........SUNRISE   548 AM EDT   SUNSET   837 PM EDT   
JULY  5 2012..........SUNRISE   549 AM EDT   SUNSET   836 PM EDT   

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




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