AFOS product CLISFO
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CDUS46 KMTR 190837
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
136 AM PDT SUN OCT 19 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 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         79    235 PM  86    2012  70      9       68       
  MINIMUM         65   1159 PM  42    1946  53     12       51       
  AVERAGE         72                        62     10       60      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.17 1953   0.03  -0.03     0.00    
  MONTH TO DATE    T                         0.39  -0.39     0.00    
  SINCE JUL 1      0.42                      0.60  -0.18     0.23    
  SINCE JAN 1      7.73                     13.68  -5.95     2.12    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         4     -4        5       
  MONTH TO DATE    2                        57    -55       45       
  SINCE SEP 1      5                       110   -105       63       
  SINCE JUL 1     25                       223   -198      178       
                                                                     
 COOLING                                                             
  YESTERDAY        7                         1      6        0       
  MONTH TO DATE  109                        18     91       23       
  SINCE SEP 1    221                        62    159       64       
  SINCE JAN 1    474                       159    315      164       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     6.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           900 PM                                     
 LOWEST     48           200 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        85      1964                    
 MINIMUM TEMPERATURE (F)   53        43      1949                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 19 2014.......SUNRISE   722 AM PDT   SUNSET   627 PM PDT   
OCTOBER 20 2014.......SUNRISE   723 AM PDT   SUNSET   625 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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