000 
CDUS46 KSGX 310854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
154 AM PDT SUN JUL 31 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR JULY 30 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         96    155 PM 111    1972  96      0       89       
  MINIMUM         67    524 AM  53    1979  63      4       60       
  AVERAGE         82                        79      3       75      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.04 1965   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.00   0.00      T      
  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       17                        14      3       10       
  MONTH TO DATE  439                       397     42      391       
  SINCE JUN 1    594                       647    -53      595       
  SINCE JAN 1    745                       899   -154      920       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     6.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    73           500 AM                                     
 LOWEST     32          1000 AM                                     
 AVERAGE    53                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   96       110      1972                    
 MINIMUM TEMPERATURE (F)   63        55      1981                    
                                                                     
SUNRISE AND SUNSET                                                   
JULY 31 2005..........SUNRISE   601 AM PDT   SUNSET   752 PM PDT   
AUGUST  1 2005........SUNRISE   602 AM PDT   SUNSET   751 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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