AFOS product CLIIAD
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CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1226 AM EST MON FEB 24 2020


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 23 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         58    211 PM  77    2017  48     10       40       
  MINIMUM         19    724 AM   5    1963  27     -8       33       
  AVERAGE         39                        38      1       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.34 1987   0.10  -0.10     0.11    
  MONTH TO DATE    2.15                      2.26  -0.11     2.98    
  SINCE DEC 1      8.45                      7.90   0.55    12.70    
  SINCE JAN 1      5.48                      4.94   0.54     6.94    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           8.9  1987   0.2   -0.2              
  MONTH TO DATE    T                         6.6   -6.6              
  SINCE JUL 1      2.9                      17.9  -15.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       26                        27     -1       28       
  MONTH TO DATE  532                       675   -143      620       
  SINCE DEC 1   2136                      2543   -407     2425       
  SINCE JUL 1   2999                      3459   -460     3383       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (130)      
  AVERAGE WIND SPEED     3.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75           800 AM                                     
 LOWEST     14           200 PM                                     
 AVERAGE    45                                                       

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

                                                                     
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   49        79      1985                    
 MINIMUM TEMPERATURE (F)   28        -4      2015                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 24 2020......SUNRISE   650 AM EST   SUNSET   557 PM EST   
FEBRUARY 25 2020......SUNRISE   649 AM EST   SUNSET   558 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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