AFOS product CLIDCA
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CDUS41 KLWX 250526
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
124 AM EDT FRI SEP 25 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 24 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         79    328 PM  99    2010  76      3       73       
  MINIMUM         60    607 AM  39    1963  59      1       59       
  AVERAGE         70                        68      2       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.98 1883   0.13  -0.13     0.04    
  MONTH TO DATE    0.50                      2.94  -2.44     0.47    
  SINCE SEP 1      0.50                      2.94  -2.44     0.47    
  SINCE JAN 1     33.39                     29.34   4.05    34.14    
                                                                     
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                         9     -9        0       
  SINCE SEP 1      0                         9     -9        0       
  SINCE JUL 1      0                         9     -9        0       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         4      1        1       
  MONTH TO DATE  265                       182     83      240       
  SINCE SEP 1    265                       182     83      240       
  SINCE JAN 1   1939                      1493    446     1633       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (50)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NE (50)       
  AVERAGE WIND SPEED     7.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           300 AM                                     
 LOWEST     32           100 PM                                     
 AVERAGE    58                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   76        95      1930                    
 MINIMUM TEMPERATURE (F)   59        39      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 25 2015.....SUNRISE   658 AM EDT   SUNSET   701 PM EDT   
SEPTEMBER 26 2015.....SUNRISE   659 AM EDT   SUNSET   659 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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