000 
CDUS46 KSGX 220908
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
106 AM PST THU DEC 22 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 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         82R   302 PM  80    1972  68     14       65       
  MINIMUM         50    725 AM  28    1968  44      6       48       
  AVERAGE         66                        56     10       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.56 1959   0.06  -0.06      T      
  MONTH TO DATE    0.07                      0.94  -0.87     0.41    
  SINCE JUL 1      2.12                      2.84  -0.72     5.88    
  SINCE JAN 1     20.86                     14.08   6.78    11.73    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         9     -9        8       
  MONTH TO DATE  185                       181      4      187       
  SINCE DEC 1    185                       181      4      187       
  SINCE JUL 1    309                       366    -57      535       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         0      1        0       
  MONTH TO DATE    1                         7     -6        4       
  SINCE DEC 1      1                         7     -6        4       
  SINCE JAN 1   1554                      1901   -347     1751       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     3.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    59           500 AM                                     
 LOWEST     18           200 PM                                     
 AVERAGE    39                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        81      1960                    
 MINIMUM TEMPERATURE (F)   44        30      1968                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2005......SUNRISE   653 AM PST   SUNSET   446 PM PST   
DECEMBER 23 2005......SUNRISE   653 AM PST   SUNSET   446 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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