AFOS product CLISFO
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CDUS46 KMTR 140832
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
132 AM PDT TUE APR 14 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 13 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         62    247 PM  84    1985  64     -2       71       
                                      1947                          
  MINIMUM         51    609 AM  39    1972  49      2       54       
  AVERAGE         57                        57      0       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.76 2012   0.04  -0.04     0.00    
  MONTH TO DATE    0.87                      0.69   0.18     1.20    
  SINCE OCT 1     15.90                     19.26  -3.36     8.16    
  SINCE JAN 1      2.94                     11.90  -8.96     6.90    
                                                                     
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        8                         9     -1        2       
  MONTH TO DATE   89                       117    -28       76       
  SINCE MAR 1    233                       431   -198      252       
  SINCE JUL 1   1180                      2237  -1057     1797       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        6       
  SINCE MAR 1      6                         1      5        6       
  SINCE JAN 1      6                         1      5        6       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    16.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     56           200 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        87      1984                    
 MINIMUM TEMPERATURE (F)   49        39      1950                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 14 2015.........SUNRISE   636 AM PDT   SUNSET   744 PM PDT   
APRIL 15 2015.........SUNRISE   635 AM PDT   SUNSET   745 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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