AFOS product CLIIAD
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CDUS41 KLWX 110524
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
1224 AM EST WED NOV 11 2020

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 10 2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1960 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         77R  1:57 PM  75    1985  60     17       57        
  MINIMUM         50   4:59 AM  21    2003  37     13       29        
  AVERAGE         64                        48     16       43     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.08 1990   0.11  -0.11     0.00     
  MONTH TO DATE    0.34                      1.15  -0.81     0.13     
  SINCE SEP 1      6.16                      8.32  -2.16     6.51     
  SINCE JAN 1     40.38                     36.32   4.06    36.35     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           1.6  1968   0.1   -0.1      0.0      
  MONTH TO DATE    0.0                       0.1   -0.1      0.0      
  SINCE SEP 1      0.0                       0.1   -0.1      0.0      
  SINCE JUL 1      0.0                       0.1   -0.1      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        1                        17    -16       22        
  MONTH TO DATE  104                       153    -49      214        
  SINCE SEP 1    371                       507   -136      399        
  SINCE JUL 1    371                       509   -138      399        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE SEP 1    153                       160     -7      289        
  SINCE JAN 1   1405                      1176    229     1524        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (200)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     5.9                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           7:00 AM                                      
 LOWEST     54           2:00 PM                                      
 AVERAGE    76                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   60        78      2006                      
 MINIMUM TEMPERATURE (F)   37        16      1973                      


SUNRISE AND SUNSET                                                    
NOVEMBER 11 2020......SUNRISE   6:49 AM EST   SUNSET   4:59 PM EST     
NOVEMBER 12 2020......SUNRISE   6:50 AM EST   SUNSET   4:58 PM EST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$