AFOS product CLISFO
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CDUS46 KMTR 160825
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
125 AM PDT SAT AUG 16 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 15 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    410 PM  90    1950  73      1       77       
  MINIMUM         60   1159 PM  46    1955  56      4       62       
  AVERAGE         67                        64      3       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.13 1976   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.01  -0.01      T      
  SINCE JUL 1      T                         0.01  -0.01      T      
  SINCE JAN 1      7.31                     13.09  -5.78     1.89    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    1                        26    -25       31       
  SINCE JUN 1     69                       196   -127      197       
  SINCE JUL 1     20                        91    -71      109       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         1      1        5       
  MONTH TO DATE   35                        15     20        6       
  SINCE JUN 1    153                        60     93       51       
  SINCE JAN 1    216                        79    137       78       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    10.8                                         

                                                                     
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    90          1200 AM                                     
 LOWEST     57           200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        86      1960                    
 MINIMUM TEMPERATURE (F)   56        48      1955                    
                                             1952                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 16 2014........SUNRISE   626 AM PDT   SUNSET   801 PM PDT   
AUGUST 17 2014........SUNRISE   627 AM PDT   SUNSET   759 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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