000 
CDUS46 KSGX 050854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1252 AM PST WED JAN 5 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR JANUARY 4 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         49    114 PM  83    1969  67    -18       59       
  MINIMUM         41    139 AM  29    1952  44     -3       35       
  AVERAGE         45                        56    -11       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.14          1.55 1974   0.09   0.05     0.00    
  MONTH TO DATE    0.75                      0.35   0.40     0.08    
  SINCE JUL 1      9.61                      3.88   5.73     1.48    
  SINCE JAN 1      0.75                      0.35   0.40     0.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                         9     11       18       
  MONTH TO DATE   73                        36     37       66       
  SINCE DEC 1    393                       309     84      405       
  SINCE JUL 1    741                       494    247      645       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      4                         7     -3        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     3.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           700 AM                                     
 LOWEST     71           100 PM                                     
 AVERAGE    86                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        85      1969                    
 MINIMUM TEMPERATURE (F)   45        29      1952                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  5 2005.......SUNRISE   657 AM PST   SUNSET   456 PM PST   
JANUARY  6 2005.......SUNRISE   657 AM PST   SUNSET   456 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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