AFOS product CLIIAD
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025 
CDUS41 KLWX 140524
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
124 AM EDT SAT MAY 14 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 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         74   5:03 PM  92    2000  74      0       70        
  MINIMUM         64   6:08 AM  32    1976  52     12       41        
  AVERAGE         69                        63      6       56     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.20          1.93 1971   0.15   0.05     0.00     
  MONTH TO DATE    3.70                      1.90   1.80     1.02     
  SINCE MAR 1      7.87                      8.87  -1.00     5.57     
  SINCE JAN 1     14.07                     14.42  -0.35    11.73     

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        0                         4     -4        9        
  MONTH TO DATE   74                        65      9       89        
  SINCE MAR 1    940                      1032    -92      904        
  SINCE JUL 1   4014                      4542   -528     4097        

 COOLING                                                              
  YESTERDAY        4                         2      2        0        
  MONTH TO DATE    9                        22    -13       17        
  SINCE MAR 1     23                        44    -21       43        
  SINCE JAN 1     23                        44    -21       43        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (110)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (100)       
  AVERAGE WIND SPEED     6.4                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.9                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           7:00 AM                                      
 LOWEST     71           5:00 PM                                      
 AVERAGE    82                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   75        89      2010                      
 MINIMUM TEMPERATURE (F)   52        32      1996                      
                                             2013                     


SUNRISE AND SUNSET                                                    
MAY 14 2022...........SUNRISE   5:58 AM EDT   SUNSET   8:15 PM EDT     
MAY 15 2022...........SUNRISE   5:57 AM EDT   SUNSET   8:16 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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