AFOS product CLISFO
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CDUS46 KMTR 160829
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
129 AM PDT FRI SEP 16 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         65    226 PM  98    1971  74     -9       68       
  MINIMUM         55   1159 PM  48    1970  56     -1       57       
  AVERAGE         60                        65     -5       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.00 2007   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.05  -0.05      T      
  SINCE OCT 1     17.23                     20.53  -3.30    16.59    
  SINCE JAN 1     12.44                     13.17  -0.73     3.63    
                                                                     
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        5                         2      3        2       
  MONTH TO DATE   32                        30      2        7       
  SINCE SEP 1     32                        30      2        7       
  SINCE JUL 1    135                       143     -8       12       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE   12                        30    -18       52       
  SINCE SEP 1     12                        30    -18       52       
  SINCE JAN 1     77                       127    -50      246       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    15.0                                         

                                                                     
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    93           200 AM                                     
 LOWEST     67          1200 PM                                     
 AVERAGE    80                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        90      1968                    
 MINIMUM TEMPERATURE (F)   56        49      2006                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 16 2016.....SUNRISE   653 AM PDT   SUNSET   715 PM PDT   
SEPTEMBER 17 2016.....SUNRISE   654 AM PDT   SUNSET   713 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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