AFOS product CLIIAD
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CDUS41 KLWX 200533
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
133 AM EDT WED APR 20 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 19 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2022


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         52   2:46 PM  91    2002  68    -16       64        
  MINIMUM         38   4:37 AM  27    1990  44     -6       47        
                                      2001                           
  AVERAGE         45                        56    -11       56     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.26 2019   0.11  -0.11      T       
  MONTH TO DATE    2.22                      2.09   0.13     1.51     
  SINCE MAR 1      4.14                      5.59  -1.45     3.78     
  SINCE JAN 1     10.34                     11.14  -0.80     9.94     

SNOWFALL (IN)                                                              
  YESTERDAY        T   R         0.0  2001   0.0    0.0      0.0      
                                      2002                           
  MONTH TO DATE    T                         0.1   -0.1       T       
  SINCE MAR 1      3.5                       4.0   -0.5       T       
  SINCE JUL 1     15.8                      21.0   -5.2     12.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                         9     11        9        
  MONTH TO DATE  246                       235     11      204        
  SINCE MAR 1    769                       882   -113      719        
  SINCE JUL 1   3843                      4392   -549     3912        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    8                         8      0        5        
  SINCE MAR 1     11                        10      1        9        
  SINCE JAN 1     11                        10      1        9        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED    12.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.8                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           1:00 AM                                      
 LOWEST     36           4:00 PM                                      
 AVERAGE    63                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   69        88      1976                      
                                             1985                     
 MINIMUM TEMPERATURE (F)   45        28      1974                      


SUNRISE AND SUNSET                                                    
APRIL 20 2022.........SUNRISE   6:26 AM EDT   SUNSET   7:52 PM EDT     
APRIL 21 2022.........SUNRISE   6:25 AM EDT   SUNSET   7:53 PM EDT     


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




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