000 
CDUS46 KSGX 040852
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT THU AUG 4 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR AUGUST 3 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         93    233 PM 107    1971  96     -3       89       
  MINIMUM         63    553 AM  52    1953  63      0       60       
  AVERAGE         78                        80     -2       75      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.02 1954   0.00   0.00     0.00    
  MONTH TO DATE    0.00                      0.00   0.00     0.00    
  SINCE JUL 1      T                         0.00   0.00      T      
  SINCE JAN 1     18.74                     11.24   7.50     5.85    
                                                                     
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                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      3                        16    -13        3       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       13                        15     -2       10       
  MONTH TO DATE   41                        44     -3       28       
  SINCE JUN 1    653                       705    -52      634       
  SINCE JAN 1    804                       957   -153      959       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     6.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     30           200 PM                                     
 AVERAGE    62                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   96       105      1971                    
 MINIMUM TEMPERATURE (F)   63        52      1953                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  4 2005........SUNRISE   604 AM PDT   SUNSET   748 PM PDT   
AUGUST  5 2005........SUNRISE   605 AM PDT   SUNSET   747 PM PDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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