000 
CDUS46 KMTR 200826
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE IN SAN FRANCISCO                            
126 AM PDT SUN AUG 20 2006

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1927 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         65    304 PM  89    1964  72     -7       67       
  MINIMUM         54    604 AM  44    1931  56     -2       56       
  AVERAGE         60                        64     -4       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.56 1997   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.00   0.00     0.00    
  SINCE JUL 1      0.00                      0.03  -0.03      T      
  SINCE JAN 1     15.26                     13.42   1.84    16.26    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                         2      3        3       
  MONTH TO DATE   24                        38    -14       32       
  SINCE JUN 1    145                       235    -90      156       
  SINCE JUL 1     77                       115    -38       66       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   16                        14      2        1       
  SINCE JUN 1    123                        58     65       26       
  SINCE JAN 1    134                        72     62       32       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    14.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     63           100 PM                                     
 AVERAGE    78                                                       
..........................................................
                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        84      1964                    
 MINIMUM TEMPERATURE (F)   56        46      1928                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 20 2006........SUNRISE   630 AM PDT   SUNSET   755 PM PDT   
AUGUST 21 2006........SUNRISE   630 AM PDT   SUNSET   754 PM PDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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