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CDUS44 KEWX 200727
CLISAT


CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX                      
125 AM CST SUN DEC 20 2009


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

...THE SAN ANTONIO CLIMATE SUMMARY FOR DECEMBER 19 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1886 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         64    158 PM  81    1977  63      1       80       
  MINIMUM         39   1150 PM  18    1996  40     -1       67       
  AVERAGE         52                        52      0       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          5.97 1991   0.06  -0.06      T      
  MONTH TO DATE    1.25                      1.24   0.01     0.22    
  SINCE DEC 1      1.25                      1.24   0.01     0.22    
  SINCE JAN 1     30.02                     32.20  -2.18    13.73    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                        13      0        0       
  MONTH TO DATE  330                       222    108      210       
  SINCE DEC 1    330                       222    108      210       
  SINCE JUL 1    524                       454     70      349       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        9       
  MONTH TO DATE    0                        15    -15       10       
  SINCE DEC 1      0                        15    -15       10       
  SINCE JAN 1   3600                      3038    562     3477       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     6.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           200 AM                                     
 LOWEST     28           200 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        85      1951                    
 MINIMUM TEMPERATURE (F)   40        21      1924                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2009......SUNRISE   724 AM CST   SUNSET   539 PM CST   
DECEMBER 21 2009......SUNRISE   725 AM CST   SUNSET   540 PM CST   

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




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