000 
CDUS46 KSGX 200853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1251 AM PST THU JAN 20 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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         83    202 PM  92    1971  68     15       66       
  MINIMUM         47    524 AM  31    1979  46      1       47       
  AVERAGE         65                        57      8       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.57 1954   0.12  -0.12     0.00    
  MONTH TO DATE    7.81                      2.02   5.79     0.08    
  SINCE JUL 1     16.67                      5.55  11.12     1.48    
  SINCE JAN 1      7.81                      2.02   5.79     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        0                         9     -9        8       
  MONTH TO DATE  219                       171     48      178       
  SINCE DEC 1    539                       444     95      517       
  SINCE JUL 1    887                       629    258      757       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         0      1        0       
  SINCE DEC 1      5                         7     -2        0       
  SINCE JAN 1      1                         0      1        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     E (110)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED     5.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           300 AM                                     
 LOWEST     20           100 PM                                     
 AVERAGE    48                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        86      1971                    
 MINIMUM TEMPERATURE (F)   46        33      2002                    
                                             1984                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 20 2005.......SUNRISE   654 AM PST   SUNSET   509 PM PST   
JANUARY 21 2005.......SUNRISE   654 AM PST   SUNSET   510 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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