AFOS product CLIIAD
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CDUS41 KLWX 080526
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
126 AM EDT SUN MAY 08 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 7 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         54  11:03 AM  90    1986  73    -19       62        
                                      2000                           
  MINIMUM         46  11:59 PM  28    1970  50     -4       41        
  AVERAGE         50                        62    -12       52     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.84          1.51 1967   0.13   0.71     0.19     
  MONTH TO DATE    3.50                      0.99   2.51     0.98     
  SINCE MAR 1      7.67                      7.96  -0.29     5.53     
  SINCE JAN 1     13.87                     13.51   0.36    11.69     

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 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       15                         5     10       13        
  MONTH TO DATE   36                        39     -3       30        
  SINCE MAR 1    902                      1006   -104      845        
  SINCE JUL 1   3976                      4516   -540     4038        

 COOLING                                                              
  YESTERDAY        0                         2     -2        0        
  MONTH TO DATE    5                        10     -5       17        
  SINCE MAR 1     19                        32    -13       43        
  SINCE JAN 1     19                        32    -13       43        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NE (30)        
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NE (40)        
  AVERAGE WIND SPEED    12.3                                        


SKY COVER                                                             
  AVERAGE SKY COVER 1.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           9:00 AM                                      
 LOWEST     86           3:00 PM                                      
 AVERAGE    90                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   73        90      2000                      
 MINIMUM TEMPERATURE (F)   51        29      1974                      


SUNRISE AND SUNSET                                                    
MAY  8 2022...........SUNRISE   6:04 AM EDT   SUNSET   8:09 PM EDT     
MAY  9 2022...........SUNRISE   6:03 AM EDT   SUNSET   8:10 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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