AFOS product CLIIAD
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CDUS41 KLWX 080522
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
1222 AM EST SUN NOV 08 2020

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 7 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         76R  3:21 PM  74    1965  61     15       60        
  MINIMUM         38   6:57 AM  22    1982  38      0       40        
                                      1991                           
  AVERAGE         57                        49      8       50     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.31 1997   0.11  -0.11     0.13     
  MONTH TO DATE    0.34                      0.82  -0.48     0.13     
  SINCE SEP 1      6.16                      7.99  -1.83     6.51     
  SINCE JAN 1     40.38                     35.99   4.39    36.35     

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       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        8                        16     -8       15        
  MONTH TO DATE   93                       104    -11      131        
  SINCE SEP 1    360                       458    -98      316        
  SINCE JUL 1    360                       460   -100      316        

 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     7   HIGHEST WIND DIRECTION     S (160)       
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION    SE (140)       
  AVERAGE WIND SPEED     1.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.1                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           4:00 AM                                      
 LOWEST     32           1:00 PM                                      
 AVERAGE    65                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   61        77      1975                      
                                             1987                     
 MINIMUM TEMPERATURE (F)   37        18      1967                      


SUNRISE AND SUNSET                                                    
NOVEMBER  8 2020......SUNRISE   6:45 AM EST   SUNSET   5:01 PM EST     
NOVEMBER  9 2020......SUNRISE   6:46 AM EST   SUNSET   5:00 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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