AFOS product CLIIAD
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CDUS41 KLWX 290532
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
1232 AM EST SUN NOV 29 2020

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 28 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         59   3:06 PM  71    1990  52      7       51        
                                      1998                           
  MINIMUM         33  11:42 PM  19    1996  32      1       41        
  AVERAGE         46                        42      4       46     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.23 1993   0.11  -0.11     0.00     
  MONTH TO DATE    2.23                      3.17  -0.94     1.62     
  SINCE SEP 1      8.05                     10.34  -2.29     8.00     
  SINCE JAN 1     42.27                     38.34   3.93    37.84     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1974   0.0    0.0      0.0      
                                      1995                           
                                      2014                           
  MONTH TO DATE    0.0                       0.4   -0.4       T       
  SINCE SEP 1      0.0                       0.4   -0.4       T       
  SINCE JUL 1      0.0                       0.4   -0.4       T       
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       19                        23     -4       19        
  MONTH TO DATE  368                       512   -144      633        
  SINCE SEP 1    635                       866   -231      818        
  SINCE JUL 1    635                       868   -233      818        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    1                         0      1        0        
  SINCE SEP 1    154                       160     -6      289        
  SINCE JAN 1   1406                      1176    230     1524        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (310)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     5.3                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           8:00 AM                                      
 LOWEST     34           3:00 PM                                      
 AVERAGE    66                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   52        73      1998                      
 MINIMUM TEMPERATURE (F)   32        17      1967                      


SUNRISE AND SUNSET                                                    
NOVEMBER 29 2020......SUNRISE   7:08 AM EST   SUNSET   4:48 PM EST     
NOVEMBER 30 2020......SUNRISE   7:09 AM EST   SUNSET   4:48 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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