AFOS product CLISFO
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CDUS46 KMTR 200832
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
132 AM PDT SUN JUL 20 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 19 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    259 PM  90    1961  72      2       67       
  MINIMUM         61    510 AM  49    1981  56      5       54       
  AVERAGE         68                        64      4       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.00 2006   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        4       
  MONTH TO DATE   19                        38    -19       48       
  SINCE JUN 1     68                       143    -75      136       
  SINCE JUL 1     19                        38    -19       48       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         1      2        0       
  MONTH TO DATE   33                        19     14       15       
  SINCE JUN 1     68                        40     28       42       
  SINCE JAN 1    131                        59     72       69       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    10.9                                         

                                                                     
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    90           400 AM                                     
 LOWEST     61           200 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        93      1996                    
 MINIMUM TEMPERATURE (F)   56        49      1981                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 20 2014..........SUNRISE   604 AM PDT   SUNSET   828 PM PDT   
JULY 21 2014..........SUNRISE   605 AM PDT   SUNSET   827 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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