AFOS product CLIDCA
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CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
122 AM EDT WED SEP 28 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 27 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         77    243 PM  95    1998  75      2       75       
  MINIMUM         65   1109 PM  40    1879  58      7       62       
  AVERAGE         71                        66      5       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.43          3.17 1985   0.13   0.30      T      
  MONTH TO DATE    1.06                      3.34  -2.28     0.50    
  SINCE SEP 1      1.06                      3.34  -2.28     0.50    
  SINCE JAN 1     25.99                     29.74  -3.75    33.39    
                                                                     
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                         2     -2        0       
  MONTH TO DATE    0                        15    -15        0       
  SINCE SEP 1      0                        15    -15        0       
  SINCE JUL 1      0                        15    -15        0       
                                                                     
 COOLING                                                             
  YESTERDAY        6                         4      2        4       
  MONTH TO DATE  332                       194    138      276       
  SINCE SEP 1    332                       194    138      276       
  SINCE JAN 1   1918                      1505    413     1950       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     5.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     43           200 PM                                     
 AVERAGE    72                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        91      1886                    
 MINIMUM TEMPERATURE (F)   58        42      1947                    
                                             1918                    
                                             1897                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 28 2016.....SUNRISE   702 AM EDT   SUNSET   655 PM EDT   
SEPTEMBER 29 2016.....SUNRISE   703 AM EDT   SUNSET   653 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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