AFOS product CLISFO
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019 
CDUS46 KMTR 190826
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SAT JUL 19 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 18 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         74    146 PM  88    1968  72      2       69       
  MINIMUM         62    539 AM  50    1999  56      6       54       
  AVERAGE         68                        64      4       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.01 2007   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.00   0.00      T      
  SINCE JUL 1      0.00                      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        3       
  MONTH TO DATE   19                        36    -17       44       
  SINCE JUN 1     68                       141    -73      132       
  SINCE JUL 1     19                        36    -17       44       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         1      2        0       
  MONTH TO DATE   30                        18     12       15       
  SINCE JUN 1     65                        39     26       42       
  SINCE JAN 1    128                        58     70       69       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED    10.4                                         

                                                                     
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    84           500 AM                                     
 LOWEST     57           200 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        90      1961                    
 MINIMUM TEMPERATURE (F)   56        49      1981                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 19 2014..........SUNRISE   603 AM PDT   SUNSET   828 PM PDT   
JULY 20 2014..........SUNRISE   604 AM PDT   SUNSET   828 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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