AFOS product CLISFO
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CDUS46 KMTR 170827
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
127 AM PDT SUN APR 17 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 16 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         79    207 PM  81    1999  65     14       80       
  MINIMUM         51    505 AM  40    1975  49      2       51       
  AVERAGE         65                        57      8       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.64 2000   0.04  -0.04     0.00    
  MONTH TO DATE    0.63                      0.82  -0.19     0.87    
  SINCE OCT 1     16.99                     19.39  -2.40    15.90    
  SINCE JAN 1     12.20                     12.03   0.17     2.94    
                                                                     
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        0                         8     -8        0       
  MONTH TO DATE   74                       141    -67      112       
  SINCE MAR 1    291                       455   -164      256       
  SINCE JUL 1   1689                      2261   -572     1203       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        1       
  MONTH TO DATE    8                         0      8        1       
  SINCE MAR 1      8                         1      7        7       
  SINCE JAN 1      8                         1      7        7       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     7.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     33           500 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        82      1954                    
 MINIMUM TEMPERATURE (F)   49        40      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 17 2016.........SUNRISE   631 AM PDT   SUNSET   747 PM PDT   
APRIL 18 2016.........SUNRISE   630 AM PDT   SUNSET   748 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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