AFOS product CLIDCA
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CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
122 AM EDT SAT SEP 24 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 23 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         90    331 PM  98    1895  77     13       80       
  MINIMUM         66    546 AM  36    1904  60      6       60       
  AVERAGE         78                        68     10       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.40 1907   0.13  -0.13     0.00    
  MONTH TO DATE    0.51                      2.81  -2.30     0.50    
  SINCE SEP 1      0.51                      2.81  -2.30     0.50    
  SINCE JAN 1     25.44                     29.21  -3.77    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                         1     -1        0       
  MONTH TO DATE    0                         8     -8        0       
  SINCE SEP 1      0                         8     -8        0       
  SINCE JUL 1      0                         8     -8        0       
                                                                     
 COOLING                                                             
  YESTERDAY       13                         4      9        5       
  MONTH TO DATE  315                       178    137      260       
  SINCE SEP 1    315                       178    137      260       
  SINCE JAN 1   1901                      1489    412     1934       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     4.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           600 AM                                     
 LOWEST     40           300 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   76        99      2010                    
 MINIMUM TEMPERATURE (F)   59        39      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 24 2016.....SUNRISE   658 AM EDT   SUNSET   701 PM EDT   
SEPTEMBER 25 2016.....SUNRISE   659 AM EDT   SUNSET   700 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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