AFOS product CLIIAD
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CDUS41 KLWX 130523
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
123 AM EDT WED APR 13 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 12 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         79   5:15 PM  87    1977  66     13       64        
  MINIMUM         51   4:58 AM  23    1982  42      9       49        
  AVERAGE         65                        54     11       57     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.45 2004   0.11  -0.11     0.06     
  MONTH TO DATE    1.67                      1.33   0.34     1.09     
  SINCE MAR 1      3.59                      4.83  -1.24     3.36     
  SINCE JAN 1      9.79                     10.38  -0.59     9.52     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           1.0  1973   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.1   -0.1       T       
  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                        12    -12        8        
  MONTH TO DATE  176                       163     13      122        
  SINCE MAR 1    699                       810   -111      637        
  SINCE JUL 1   3773                      4320   -547     3830        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    0                         1     -1        5        
  SINCE MAR 1      3                         3      0        9        
  SINCE JAN 1      3                         3      0        9        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (300)       
  AVERAGE WIND SPEED     4.0                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           7:00 AM                                      
 LOWEST     40           5:00 PM                                      
 AVERAGE    62                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   66        87      1977                      
 MINIMUM TEMPERATURE (F)   42        24      1990                      


SUNRISE AND SUNSET                                                    
APRIL 13 2022.........SUNRISE   6:36 AM EDT   SUNSET   7:45 PM EDT     
APRIL 14 2022.........SUNRISE   6:35 AM EDT   SUNSET   7:46 PM EDT     


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




$$