AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
993 
CDUS41 KLWX 030526
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1226 AM EST MON DEC 3 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 2 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         57    438 PM  73    1970  51      6       55       
  MINIMUM         37    735 AM  15    1886  36      1       34       
  AVERAGE         47                        44      3       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.34 1927   0.11  -0.09     0.00    
  MONTH TO DATE    0.02                      0.22  -0.20     0.00    
  SINCE DEC 1      0.02                      0.22  -0.20     0.00    
  SINCE JAN 1     29.44                     36.91  -7.47    41.99    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.8  1952   0.1   -0.1              
  MONTH TO DATE    0.0                       0.1   -0.1              
  SINCE JUL 1      T                         0.6   -0.6              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        21     -3       20       
  MONTH TO DATE   39                        42     -3       40       
  SINCE DEC 1     39                        42     -3       40       
  SINCE JUL 1    750                       737     13      635       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1975                      1549    426     1925       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     4.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           400 AM                                     
 LOWEST     61           200 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   51        70      1950                    
 MINIMUM TEMPERATURE (F)   36        15      1976                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  3 2012......SUNRISE   710 AM EST   SUNSET   446 PM EST   
DECEMBER  4 2012......SUNRISE   711 AM EST   SUNSET   446 PM EST   

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




$$