000 
CDUS46 KMTR 210829
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE IN SAN FRANCISCO                            
128 AM PDT SUN AUG 21 2005

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1927 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         65    144 PM  84    1964  72     -7       76       
  MINIMUM         55    732 AM  46    1928  56     -1       60       
  AVERAGE         60                        64     -4       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.04 1997   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.00   0.00      T      
  SINCE JUL 1      T                         0.03  -0.03      T      
  SINCE JAN 1     16.26                     13.42   2.84     8.44    
                                                                     
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        0       
  MONTH TO DATE   37                        40     -3        6       
  SINCE JUN 1    161                       237    -76      130       
  SINCE JUL 1     71                       117    -46       29       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        3       
  MONTH TO DATE    1                        15    -14       18       
  SINCE JUN 1     26                        59    -33       50       
  SINCE JAN 1     32                        73    -41       92       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    13.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     67           100 PM                                     
 AVERAGE    80                                                       
..........................................................
                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        85      1974                    
 MINIMUM TEMPERATURE (F)   56        42      1928                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 21 2005........SUNRISE   631 AM PDT   SUNSET   754 PM PDT   
AUGUST 22 2005........SUNRISE   632 AM PDT   SUNSET   752 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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