AFOS product CLISAN
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CDUS46 KSGX 291233
CLISAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
433 AM PST FRI DEC 29 2017


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

...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 28 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         74    313 PM  84    1919  64     10       74       
  MINIMUM         49    708 AM  37    1987  48      1       48       
  AVERAGE         62                        56      6       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.27 2004   0.06  -0.06     0.00    
  MONTH TO DATE    0.07                      1.34  -1.27     3.03    
  SINCE OCT 1      0.09                      2.92  -2.83     3.71    
  SINCE JAN 1      7.92                     10.15  -2.23     9.04    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                         9     -6        4       
  MONTH TO DATE  128                       238   -110      170       
  SINCE DEC 1    128                       238   -110      170       
  SINCE JUL 1    166                       383   -217      220       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    3                         0      3        2       
  SINCE DEC 1      3                         0      3        2       
  SINCE JAN 1   1192                       720    472     1165       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (320)      
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     2.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     31           300 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        88      1963                    
 MINIMUM TEMPERATURE (F)   48        38      1966                    
                                             1893                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 29 2017......SUNRISE   650 AM PST   SUNSET   452 PM PST   
DECEMBER 30 2017......SUNRISE   651 AM PST   SUNSET   452 PM PST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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