AFOS product CLISFO
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CDUS46 KMTR 150831
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
131 AM PDT TUE APR 15 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 14 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    109 PM  87    1984  65      3       60       
  MINIMUM         52    545 AM  39    1950  49      3       47       
  AVERAGE         60                        57      3       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.70 1963   0.05  -0.05     0.00    
  MONTH TO DATE    1.20                      0.74   0.46     0.47    
  SINCE JUL 1      8.39                     19.52 -11.13    12.83    
  SINCE JAN 1      6.90                     11.95  -5.05     1.83    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                         8     -3       11       
  MONTH TO DATE   81                       125    -44      104       
  SINCE MAR 1    257                       439   -182      419       
  SINCE JUL 1   1802                      2245   -443     2303       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    6                         0      6        1       
  SINCE MAR 1      6                         1      5        1       
  SINCE JAN 1      6                         1      5        1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    11.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           400 AM                                     
 LOWEST     63           100 PM                                     
 AVERAGE    80                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        83      1966                    
 MINIMUM TEMPERATURE (F)   49        38      1975                    
                                             1955                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 15 2014.........SUNRISE   634 AM PDT   SUNSET   745 PM PDT   
APRIL 16 2014.........SUNRISE   633 AM PDT   SUNSET   746 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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