000 
CDUS46 KSGX 170854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1252 AM PST MON JAN 17 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR JANUARY 16 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         76    341 PM  85    1976  68      8       65       
  MINIMUM         41    540 AM  33    1984  45     -4       42       
  AVERAGE         59                        57      2       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          3.02 1952   0.12  -0.12     0.00    
  MONTH TO DATE    7.81                      1.66   6.15     0.08    
  SINCE JUL 1     16.67                      5.19  11.48     1.48    
  SINCE JAN 1      7.81                      1.66   6.15     0.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        6                         9     -3       11       
  MONTH TO DATE  218                       144     74      150       
  SINCE DEC 1    538                       417    121      489       
  SINCE JUL 1    886                       602    284      729       
                                                                     
 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     9   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     2.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           200 AM                                     
 LOWEST     18           200 PM                                     
 AVERAGE    47                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        88      1976                    
 MINIMUM TEMPERATURE (F)   45        31      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 17 2005.......SUNRISE   655 AM PST   SUNSET   506 PM PST   
JANUARY 18 2005.......SUNRISE   655 AM PST   SUNSET   507 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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