AFOS product CLIIAD
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CDUS41 KLWX 140530
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
130 AM EDT SUN AUG 14 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 13 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         83   4:34 PM  99    2016  87     -4       99        
                                      2021                           
  MINIMUM         58   4:33 AM  50    1964  66     -8       73        
  AVERAGE         71                        76     -5       86     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.48 2003   0.11  -0.11     0.02     
  MONTH TO DATE    1.80                      1.52   0.28     0.74     
  SINCE JUN 1      9.78                      9.97  -0.19     6.82     
  SINCE JAN 1     27.00                     27.21  -0.21    20.40     

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        6                        11     -5       21        
  MONTH TO DATE  199                       153     46      159        
  SINCE JUN 1    852                       769     83      873        
  SINCE JAN 1    981                       875    106      982        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (20)        
  AVERAGE WIND SPEED     4.5                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           2:00 AM                                      
 LOWEST     28           2:00 PM                                      
 AVERAGE    57                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   87       100      1985                      
 MINIMUM TEMPERATURE (F)   66        49      1983                      


SUNRISE AND SUNSET                                                    
AUGUST 14 2022........SUNRISE   6:22 AM EDT   SUNSET   8:06 PM EDT     
AUGUST 15 2022........SUNRISE   6:23 AM EDT   SUNSET   8:05 PM EDT     


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




$$