AFOS product CLIDCA
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CDUS41 KLWX 310521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
121 AM EDT MON OCT 31 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 30 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         80    351 PM  82    1996  64     16       61       
                                      1946                          
  MINIMUM         58    637 AM  26    1873  46     12       46       
  AVERAGE         69                        55     14       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.02 1898   0.12  -0.12     0.00    
  MONTH TO DATE    0.90                      3.29  -2.39     3.04    
  SINCE SEP 1      3.40                      7.01  -3.61     5.19    
  SINCE JAN 1     28.33                     33.41  -5.08    38.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.0  1925   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                        10    -10       11       
  MONTH TO DATE  106                       194    -88      184       
  SINCE SEP 1    107                       218   -111      184       
  SINCE JUL 1    107                       218   -111      184       
                                                                     
 COOLING                                                             
  YESTERDAY        4                         0      4        0       
  MONTH TO DATE   64                        33     31       16       
  SINCE SEP 1    402                       235    167      319       
  SINCE JAN 1   1988                      1546    442     1993       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           500 AM                                     
 LOWEST     48           400 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        85      1950                    
 MINIMUM TEMPERATURE (F)   46        26      1917                    
                                             1893                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 31 2016.......SUNRISE   735 AM EDT   SUNSET   608 PM EDT   
NOVEMBER  1 2016......SUNRISE   736 AM EDT   SUNSET   607 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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