AFOS product CLISFO
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CDUS46 KMTR 280826
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT MON JUL 28 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 27 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77   1229 PM  86    1967  72      5       70       
  MINIMUM         61    259 AM  48    1951  56      5       56       
  AVERAGE         69                        64      5       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T   R         0.00 2006   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.00   0.00      T      
  SINCE JUL 1      T                         0.00   0.00      T      
  SINCE JAN 1      7.31                     13.08  -5.77     1.89    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     -2        2       
  MONTH TO DATE   19                        54    -35       68       
  SINCE JUN 1     68                       159    -91      156       
  SINCE JUL 1     19                        54    -35       68       
                                                                     
 COOLING                                                             
  YESTERDAY        4                         1      3        0       
  MONTH TO DATE   79                        27     52       18       
  SINCE JUN 1    114                        48     66       45       
  SINCE JAN 1    177                        67    110       72       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    12.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90          1200 AM                                     
 LOWEST     57           300 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        88      1954                    
 MINIMUM TEMPERATURE (F)   56        48      1953                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 28 2014..........SUNRISE   610 AM PDT   SUNSET   821 PM PDT   
JULY 29 2014..........SUNRISE   611 AM PDT   SUNSET   820 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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