000 
CDUS46 KSGX 180854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1252 AM PST TUE JAN 18 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR JANUARY 17 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         80    145 PM  88    1976  68     12       68       
  MINIMUM         48    224 AM  31    1984  45      3       47       
  AVERAGE         64                        57      7       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.45 1978   0.12  -0.12     0.00    
  MONTH TO DATE    7.81                      1.78   6.03     0.08    
  SINCE JUL 1     16.67                      5.31  11.36     1.48    
  SINCE JAN 1      7.81                      1.78   6.03     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        1                         9     -8        7       
  MONTH TO DATE  219                       153     66      157       
  SINCE DEC 1    539                       426    113      496       
  SINCE JUL 1    887                       611    276      736       
                                                                     
 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    40   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    51   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED    13.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    71          1200 AM                                     
 LOWEST     23           100 PM                                     
 AVERAGE    47                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        93      1971                    
 MINIMUM TEMPERATURE (F)   45        32      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 18 2005.......SUNRISE   655 AM PST   SUNSET   507 PM PST   
JANUARY 19 2005.......SUNRISE   655 AM PST   SUNSET   508 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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