000 
CDUS46 KSGX 050856
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1254 AM PST SAT MAR 5 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MARCH 4 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         58        MM  93    1972  70    -12       66        
  MINIMUM         50        MM  30    1966  47      3       48        
  AVERAGE         54                        58     -4       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.43R         0.12 1983   0.13   0.30     0.00    
  MONTH TO DATE    0.43                      0.52  -0.09     0.52    
  SINCE JUL 1     25.26                     10.97  14.29     6.78    
  SINCE JAN 1     16.40                      7.44   8.96     5.38    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                         7      4        8       
  MONTH TO DATE   29                        28      1       40       
  SINCE MAR 1     29                        28      1       40       
  SINCE JUL 1   1242                       952    290     1260       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                         2     -2        0       
  SINCE MAR 1      0                         2     -2        0       
  SINCE JAN 1      1                        24    -23        1       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     5.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           700 AM                                     
 LOWEST     67           300 PM                                     
 AVERAGE    82                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        96      1972                    
 MINIMUM TEMPERATURE (F)   47        33      1951                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH  5 2005.........SUNRISE   614 AM PST   SUNSET   550 PM PST   
MARCH  6 2005.........SUNRISE   613 AM PST   SUNSET   551 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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