AFOS product CLIIAD
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CDUS41 KLWX 280527
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
1227 AM EST FRI JAN 28 2022

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 27 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         36   3:20 PM  71    1974  43     -7       44        
  MINIMUM         10   7:10 AM  -9    1987  25    -15       33        
  AVERAGE         23                        34    -11       39     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.95 1976   0.09  -0.09     0.00     
  MONTH TO DATE    3.77                      2.56   1.21     1.57     
  SINCE DEC 1      4.23                      5.86  -1.63     7.38     
  SINCE JAN 1      3.77                      2.56   1.21     1.57     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           2.0  2009   0.3   -0.3      0.0      
  MONTH TO DATE   10.4                       5.8    4.6      0.2      
  SINCE DEC 1     10.4                       8.6    1.8      2.6      
  SINCE JUL 1     10.4                       8.9    1.5      2.6      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       42                        31     11       26        
  MONTH TO DATE  879                       833     46      761        
  SINCE DEC 1   1494                      1678   -184     1563        
  SINCE JUL 1   2220                      2578   -358     2230        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     5.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           6:00 AM                                      
 LOWEST     38           2:00 PM                                      
 AVERAGE    59                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   43        68      2002                      
 MINIMUM TEMPERATURE (F)   25       -17      1987                      


SUNRISE AND SUNSET                                                    
JANUARY 28 2022.......SUNRISE   7:19 AM EST   SUNSET   5:27 PM EST     
JANUARY 29 2022.......SUNRISE   7:19 AM EST   SUNSET   5:28 PM EST     


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




$$