000 
CDUS46 KSGX 210852
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT SUN AUG 21 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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    126 PM 107    1969  95     -2       86       
  MINIMUM         59    524 AM  52    1978  63     -4       61       
  AVERAGE         76                        79     -3       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.19 1961   0.00   0.00     0.00    
  MONTH TO DATE    0.30                      0.00   0.30     0.00    
  SINCE JUL 1      0.30                      0.00   0.30      T      
  SINCE JAN 1     19.04                     11.24   7.80     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       11                        14     -3        9       
  MONTH TO DATE  239                       283    -44      257       
  SINCE JUN 1    851                       944    -93      863       
  SINCE JAN 1   1002                      1196   -194     1188       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     6.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           300 AM                                     
 LOWEST     32           100 PM                                     
 AVERAGE    61                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   95       110      1969                    
 MINIMUM TEMPERATURE (F)   63        53      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 21 2005........SUNRISE   616 AM PDT   SUNSET   730 PM PDT   
AUGUST 22 2005........SUNRISE   617 AM PDT   SUNSET   729 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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