AFOS product CLISFO
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CDUS46 KMTR 090837
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
136 AM PDT TUE SEP 9 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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         68    230 PM 100    1984  74     -6       74       
  MINIMUM         58    310 AM  48    1946  56      2       56       
  AVERAGE         63                        65     -2       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          T    2010   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.02  -0.02     0.00    
  SINCE JUL 1      T                         0.06  -0.06      T      
  SINCE JAN 1      7.31                     13.14  -5.83     1.89    
                                                                     
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        2                         2      0        0       
  MONTH TO DATE    3                        16    -13        0       
  SINCE SEP 1      3                        16    -13        0       
  SINCE JUL 1     23                       129   -106      115       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE   19                        16      3       25       
  SINCE SEP 1     19                        16      3       25       
  SINCE JAN 1    272                       113    159      125       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    12.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80          1200 AM                                     
 LOWEST     58           100 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        92      1951                    
 MINIMUM TEMPERATURE (F)   56        46      1946                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER  9 2014.....SUNRISE   646 AM PDT   SUNSET   726 PM PDT   
SEPTEMBER 10 2014.....SUNRISE   647 AM PDT   SUNSET   725 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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