AFOS product CLISAN
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CDUS46 KSGX 201233
CLISAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
432 AM PST WED DEC 20 2017


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

...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 19 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         68    127 PM  80    1954  64      4       70       
  MINIMUM         48    557 AM  36    1909  48      0       41       
  AVERAGE         58                        56      2       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.75 1970   0.05  -0.05     0.00    
  MONTH TO DATE    T                         0.85  -0.85     1.32    
  SINCE OCT 1      0.02                      2.43  -2.41     2.00    
  SINCE JAN 1      7.85                      9.66  -1.81     7.33    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         9     -2        9       
  MONTH TO DATE   54                       157   -103      119       
  SINCE DEC 1     54                       157   -103      119       
  SINCE JUL 1     92                       302   -210      169       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    3                         0      3        0       
  SINCE DEC 1      3                         0      3        0       
  SINCE JAN 1   1192                       720    472     1163       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NW (330)      
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     3.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80           800 PM                                     
 LOWEST     28           900 AM                                     
 AVERAGE    54                                                       

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

                                                                     
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        82      1954                    
 MINIMUM TEMPERATURE (F)   48        37      1878                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2017......SUNRISE   647 AM PST   SUNSET   446 PM PST   
DECEMBER 21 2017......SUNRISE   647 AM PST   SUNSET   447 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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