AFOS product CLISFO
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CDUS46 KMTR 310826
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT MON OCT 31 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 30 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         67    214 PM  83    1949  68     -1       78       
  MINIMUM         57    939 AM  39    1971  51      6       53       
  AVERAGE         62                        59      3       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.52          1.03 1945   0.05   0.47     0.00    
  MONTH TO DATE    2.75                      0.89   1.86      T      
  SINCE OCT 1      2.75                      0.89   1.86      T      
  SINCE JAN 1     15.19                     14.18   1.01     3.65    
                                                                     
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        3                         6     -3        0       
  MONTH TO DATE   53                       115    -62       17       
  SINCE SEP 1    113                       168    -55       39       
  SINCE JUL 1    216                       281    -65       44       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        1       
  MONTH TO DATE   16                        20     -4       41       
  SINCE SEP 1     76                        64     12      133       
  SINCE JAN 1    141                       161    -20      327       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    11.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80          1000 AM                                     
 LOWEST     63           200 PM                                     
 AVERAGE    72                                                       

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

                                                                     
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 2016.......SUNRISE   734 AM PDT   SUNSET   612 PM PDT   
NOVEMBER  1 2016......SUNRISE   735 AM PDT   SUNSET   610 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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