AFOS product CLIIAD
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CDUS41 KLWX 220523
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
123 AM EDT SUN MAY 22 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 21 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         92R  1:33 PM  92    1996  76     16       84        
  MINIMUM         67   5:02 AM  33    1992  55     12       50        
  AVERAGE         80                        65     15       67     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.06 2003   0.17  -0.17     0.00     
  MONTH TO DATE    4.20                      3.16   1.04     1.03     
  SINCE MAR 1      8.37                     10.13  -1.76     5.58     
  SINCE JAN 1     14.57                     15.68  -1.11    11.74     

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                         3     -3        0        
  MONTH TO DATE   75                        93    -18      117        
  SINCE MAR 1    941                      1060   -119      932        
  SINCE JUL 1   4015                      4570   -555     4125        

 COOLING                                                              
  YESTERDAY       15                         3     12        2        
  MONTH TO DATE   60                        44     16       28        
  SINCE MAR 1     74                        66      8       54        
  SINCE JAN 1     74                        66      8       54        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (190)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     S (190)       
  AVERAGE WIND SPEED     7.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           6:00 AM                                      
 LOWEST     42           3:00 PM                                      
 AVERAGE    63                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   76        89      2021                      
 MINIMUM TEMPERATURE (F)   55        31      2002                      


SUNRISE AND SUNSET                                                    
MAY 22 2022...........SUNRISE   5:52 AM EDT   SUNSET   8:22 PM EDT     
MAY 23 2022...........SUNRISE   5:51 AM EDT   SUNSET   8:23 PM EDT     


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




$$