AFOS product CLISFO
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023 
CDUS46 KMTR 310828
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT FRI OCT 31 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 30 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   1204 PM  83    1949  68      6       65       
  MINIMUM         60    408 AM  39    1971  51      9       48       
  AVERAGE         67                        59      8       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.03 1945   0.05  -0.05     0.00    
  MONTH TO DATE    0.13                      0.89  -0.76      T      
  SINCE JUL 1      0.55                      1.10  -0.55     0.23    
  SINCE JAN 1      7.86                     14.18  -6.32     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                         6     -6        8       
  MONTH TO DATE    8                       115   -107      137       
  SINCE SEP 1     11                       168   -157      155       
  SINCE JUL 1     31                       281   -250      270       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         0      2        0       
  MONTH TO DATE  132                        20    112       23       
  SINCE SEP 1    244                        64    180       64       
  SINCE JAN 1    497                       161    336      164       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
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           600 AM                                     
 LOWEST     57           300 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        83      1967                    
                                             1966                    
 MINIMUM TEMPERATURE (F)   51        41      1972                    
                                             1954                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 31 2014.......SUNRISE   734 AM PDT   SUNSET   612 PM PDT   
NOVEMBER  1 2014......SUNRISE   735 AM PDT   SUNSET   611 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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