000 
CDUS46 KSGX 010909
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
107 AM PST SUN JAN 1 2006

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1951 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56   1030 PM  82    1963  67    -11       54       
  MINIMUM         46    715 AM  32    1979  44      2       41       
  AVERAGE         51                        56     -5       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.60          4.42 1951   0.08   0.52     0.63    
  MONTH TO DATE    0.68                      1.63  -0.95     3.39    
  SINCE JUL 1      2.73                      3.53  -0.80     8.86    
  SINCE JAN 1     21.47                     14.77   6.70    14.71    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                         9      5       17       
  MONTH TO DATE  252                       273    -21      320       
  SINCE DEC 1    252                       273    -21      320       
  SINCE JUL 1    376                       458    -82      668       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    6                         7     -1        4       
  SINCE DEC 1      6                         7     -1        4       
  SINCE JAN 1   1559                      1901   -342     1751       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     3.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1100 AM                                     
 LOWEST     83           200 AM                                     
 AVERAGE    92                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        79      1969                    
 MINIMUM TEMPERATURE (F)   44        30      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2006.......SUNRISE   656 AM PST   SUNSET   452 PM PST   
JANUARY  2 2006.......SUNRISE   656 AM PST   SUNSET   453 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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