AFOS product CLIIAD
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CDUS41 KLWX 110520
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
120 AM EDT MON APR 11 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 10 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         55   5:12 PM  89    2013  65    -10       70        
  MINIMUM         33  11:40 PM  19    1985  41     -8       54        
  AVERAGE         44                        53     -9       62     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.84 1983   0.12  -0.12     0.15     
  MONTH TO DATE    1.67                      1.11   0.56     0.90     
  SINCE MAR 1      3.59                      4.61  -1.02     3.17     
  SINCE JAN 1      9.79                     10.16  -0.37     9.33     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1973   0.0    0.0      0.0      
                                      1996                           
  MONTH TO DATE    0.0                       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       21                        12      9        3        
  MONTH TO DATE  160                       139     21      114        
  SINCE MAR 1    683                       786   -103      629        
  SINCE JUL 1   3757                      4296   -539     3822        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE MAR 1      3                         2      1        4        
  SINCE JAN 1      3                         2      1        4        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)       
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION    NW (310)       
  AVERAGE WIND SPEED    11.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          11:00 PM                                      
 LOWEST     35           5:00 PM                                      
 AVERAGE    59                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        87      1977                      
 MINIMUM TEMPERATURE (F)   42        25      1960                      
                                             1970                     
                                             1971                     


SUNRISE AND SUNSET                                                    
APRIL 11 2022.........SUNRISE   6:39 AM EDT   SUNSET   7:43 PM EDT     
APRIL 12 2022.........SUNRISE   6:38 AM EDT   SUNSET   7:44 PM EDT     


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




$$