AFOS product CLIDCA
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075 
CDUS41 KLWX 140520
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
120 AM EDT SAT JUL 14 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 13 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         90    131 PM 100    1954  89      1       93       
  MINIMUM         75    541 AM  56    1888  71      4       74       
  AVERAGE         83                        80      3       84      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             3.37 1922   0.12  -0.12     1.05    
  MONTH TO DATE    1.57                      1.60  -0.03     2.59    
  SINCE JUN 1      3.95                      5.38  -1.43     4.27    
  SINCE JAN 1     14.69                     21.34  -6.65    17.94    
                                                                     
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       18                        15      3       19       
  MONTH TO DATE  275                       190     85      232       
  SINCE JUN 1    621                       504    117      653       
  SINCE JAN 1    880                       638    242      853       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    60           200 AM                                     
 LOWEST     36           300 PM                                     
 AVERAGE    48                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89       100      1954                    
 MINIMUM TEMPERATURE (F)   71        55      1904                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 14 2012..........SUNRISE   555 AM EDT   SUNSET   833 PM EDT   
JULY 15 2012..........SUNRISE   556 AM EDT   SUNSET   832 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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