AFOS product CLIIAD
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186 
CDUS41 KLWX 160523
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
123 AM EDT SAT JUL 16 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 15 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         89   4:30 PM  98    1995  88      1       92        
  MINIMUM         65   4:27 AM  53    1981  67     -2       67        
                                      1987                           
  AVERAGE         77                        78     -1       80     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.01 2005   0.14  -0.14     0.01     
  MONTH TO DATE    3.72                      2.04   1.68     2.25     
  SINCE JUN 1      6.47                      6.34   0.13     5.90     
  SINCE JAN 1     23.69                     23.58   0.11    19.48     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE JUN 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        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE JUN 1      0                        13    -13        6        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY       12                        12      0       15        
  MONTH TO DATE  183                       178      5      205        
  SINCE JUN 1    420                       416      4      499        
  SINCE JAN 1    549                       522     27      608        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (360)       
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (10)        
  AVERAGE WIND SPEED     3.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           2:00 AM                                      
 LOWEST     29           4:00 PM                                      
 AVERAGE    61                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   88       104      1988                      
 MINIMUM TEMPERATURE (F)   67        57      1966                      
                                             1967                     
                                             1991                     


SUNRISE AND SUNSET                                                    
JULY 16 2022..........SUNRISE   5:57 AM EDT   SUNSET   8:34 PM EDT     
JULY 17 2022..........SUNRISE   5:58 AM EDT   SUNSET   8:33 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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