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CLISAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
435 AM PST THU DEC 28 2017


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

...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 27 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         69    100 PM  85    1956  64      5       69       
  MINIMUM         50    724 AM  37    1987  48      2       46       
                                      1926                          
                                      1924                          
  AVERAGE         60                        56      4       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.15 1879   0.05  -0.05     0.00    
  MONTH TO DATE    0.07                      1.28  -1.21     3.03    
  SINCE OCT 1      0.09                      2.86  -2.77     3.71    
  SINCE JAN 1      7.92                     10.09  -2.17     9.04    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                         9     -4        7       
  MONTH TO DATE  125                       229   -104      166       
  SINCE DEC 1    125                       229   -104      166       
  SINCE JUL 1    163                       374   -211      216       
                                                                     
 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   2   RESULTANT WIND DIRECTION  NW (320)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     3.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     51           100 PM                                     
 AVERAGE    72                                                       

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

                                                                     
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        84      1919                    
 MINIMUM TEMPERATURE (F)   48        37      1987                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 28 2017......SUNRISE   650 AM PST   SUNSET   451 PM PST   
DECEMBER 29 2017......SUNRISE   650 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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