AFOS product CLISFO
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CDUS46 KMTR 090904
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
103 AM PST WED DEC 9 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         60    638 PM  69    1988  57      3       68       
  MINIMUM         52    355 AM  29    1978  45      7       56       
  AVERAGE         56                        51      5       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.98 2004   0.12  -0.12     0.00    
  MONTH TO DATE    0.21                      0.90  -0.69     3.81    
  SINCE OCT 1      1.63                      4.23  -2.60     6.11    
  SINCE JAN 1      5.28                     17.52 -12.24    13.84    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                        14     -5        3       
  MONTH TO DATE   95                       106    -11       27       
  SINCE DEC 1     95                       106    -11       27       
  SINCE JUL 1    452                       670   -218      215       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    327                       164    163      497       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (10)       
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     3.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     80           500 PM                                     
 AVERAGE    87                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        67      1950                    
 MINIMUM TEMPERATURE (F)   45        24      1972                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  9 2015......SUNRISE   713 AM PST   SUNSET   451 PM PST   
DECEMBER 10 2015......SUNRISE   713 AM PST   SUNSET   451 PM PST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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