AFOS product CLIDCA
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CDUS41 KLWX 290534
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
131 AM EDT TUE SEP 29 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 28 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         83    326 PM  91    1886  75      8       82       
  MINIMUM         67    651 AM  42    1947  58      9       61       
                                      1918                          
                                      1897                          
  AVERAGE         75                        66      9       72      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.46 2004   0.12  -0.12     0.00    
  MONTH TO DATE    0.50                      3.46  -2.96     1.11    
  SINCE SEP 1      0.50                      3.46  -2.96     1.11    
  SINCE JAN 1     33.39                     29.86   3.53    34.78    
                                                                     
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                        17    -17        0       
  SINCE SEP 1      0                        17    -17        0       
  SINCE JUL 1      0                        17    -17        0       
                                                                     
 COOLING                                                             
  YESTERDAY       10                         3      7        7       
  MONTH TO DATE  286                       197     89      260       
  SINCE SEP 1    286                       197     89      260       
  SINCE JAN 1   1960                      1508    452     1653       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (100)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           400 AM                                     
 LOWEST     55           400 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        93      1954                    
 MINIMUM TEMPERATURE (F)   57        40      1942                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 29 2015.....SUNRISE   702 AM EDT   SUNSET   654 PM EDT   
SEPTEMBER 30 2015.....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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