AFOS product CLIIAD
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CDUS41 KLWX 120532
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
132 AM EDT FRI AUG 12 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 11 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         86   4:51 PM  99    2021  87     -1       99        
  MINIMUM         71   7:31 AM  47    1972  66      5       70        
  AVERAGE         79                        76      3       85     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             4.68 1984   0.11  -0.11     0.05     
  MONTH TO DATE    1.80                      1.30   0.50     0.72     
  SINCE JUN 1      9.78                      9.75   0.03     6.80     
  SINCE JAN 1     27.00                     26.99   0.01    20.38     

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       14                        11      3       20        
  MONTH TO DATE  185                       131     54      118        
  SINCE JUN 1    838                       747     91      832        
  SINCE JAN 1    967                       853    114      941        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (310)       
  AVERAGE WIND SPEED     6.9                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           3:00 AM                                      
 LOWEST     37           2:00 PM                                      
 AVERAGE    67                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   87       100      2021                      
 MINIMUM TEMPERATURE (F)   66        51      1962                      


SUNRISE AND SUNSET                                                    
AUGUST 12 2022........SUNRISE   6:21 AM EDT   SUNSET   8:08 PM EDT     
AUGUST 13 2022........SUNRISE   6:22 AM EDT   SUNSET   8:07 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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