000 
CDUS46 KSGX 250855
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1253 AM PST FRI FEB 25 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 24 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         66    235 PM  87    1968  70     -4       59       
  MINIMUM         48    421 AM  33    1984  47      1       47       
  AVERAGE         57                        59     -2       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.45 1977   0.13  -0.13     0.00    
  MONTH TO DATE    7.81                      2.90   4.91     2.78    
  SINCE JUL 1     24.82                      9.93  14.89     4.27    
  SINCE JAN 1     15.96                      6.40   9.56     2.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                         7      1       12       
  MONTH TO DATE  196                       168     28      280       
  SINCE DEC 1    832                       711    121      919       
  SINCE JUL 1   1180                       896    284     1159       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                         9     -9        1       
  SINCE DEC 1      5                        25    -20        1       
  SINCE JAN 1      1                        18    -17        1       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     4.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     52           200 PM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        91      1974                    
 MINIMUM TEMPERATURE (F)   47        35      1956                    
                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 25 2005......SUNRISE   624 AM PST   SUNSET   544 PM PST   
FEBRUARY 26 2005......SUNRISE   623 AM PST   SUNSET   544 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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