AFOS product CLIIAD
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CDUS41 KLWX 040522
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
1222 AM EST WED NOV 04 2020

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 3 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         64   2:16 PM  81    1982  62      2       55        
                                      1990                           
  MINIMUM         33   4:31 AM  22    1980  39     -6       31        
  AVERAGE         49                        50     -1       43     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.72 1970   0.12  -0.12     0.00     
  MONTH TO DATE    0.34                      0.36  -0.02     0.00     
  SINCE SEP 1      6.16                      7.53  -1.37     6.38     
  SINCE JAN 1     40.38                     35.53   4.85    36.22     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0      
                                      2002                           
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE SEP 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       16                        15      1       22        
  MONTH TO DATE   54                        43     11       65        
  SINCE SEP 1    321                       397    -76      250        
  SINCE JUL 1    321                       399    -78      250        

 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    22   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED     8.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85          11:00 PM                                      
 LOWEST     27           1:00 PM                                      
 AVERAGE    56                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   62        81      1974                      
                                             2003                     
 MINIMUM TEMPERATURE (F)   38        21      1966                      


SUNRISE AND SUNSET                                                    
NOVEMBER  4 2020......SUNRISE   6:41 AM EST   SUNSET   5:05 PM EST     
NOVEMBER  5 2020......SUNRISE   6:42 AM EST   SUNSET   5:04 PM EST     


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




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