000 
CDUS41 KLWX 090543
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1242 AM EST SUN JAN 9 2005

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

...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 8 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         53    332 PM  69    1998  41     12       33       
  MINIMUM         39   1135 PM  -4    1970  22     17       14       
  AVERAGE         46                        32     14       24      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.16          1.07 1978   0.10   0.06     0.00    
  MONTH TO DATE    0.36                      0.80  -0.44     0.49    
  SINCE DEC 1      3.37                      3.87  -0.50     5.06    
  SINCE JAN 1      0.36                      0.80  -0.44     0.49    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.7  1990   0.2   -0.2      0.0     
  MONTH TO DATE    0.0                       1.6   -1.6      0.0     
  SINCE DEC 1      T                         3.8   -3.8     11.4     
  SINCE JUL 1      T                         4.7   -4.7     11.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                        33    -14       41       
  MONTH TO DATE  135                       261   -126      203       
  SINCE DEC 1    971                      1145   -174     1094       
  SINCE JUL 1   1776                      2122   -346     1920       
                                                                     
 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    28   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     8.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           800 AM                                     
 LOWEST     50           400 PM                                     
 AVERAGE    75                                                       
..........................................................
                                                                     
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        62      1998                    
 MINIMUM TEMPERATURE (F)   22        -8      1970                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  9 2005.......SUNRISE   729 AM EST   SUNSET   506 PM EST   
JANUARY 10 2005.......SUNRISE   728 AM EST   SUNSET   507 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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