000 
CDUS46 KSGX 010855
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1253 AM PST TUE MAR 1 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 28 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         65    143 PM  87    1967  70     -5       62       
  MINIMUM         49    450 AM  33    1962  47      2       38       
  AVERAGE         57                        58     -1       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.65 1983   0.13  -0.13     0.00    
  MONTH TO DATE    7.82                      3.42   4.40     4.77    
  SINCE JUL 1     24.83                     10.45  14.38     6.26    
  SINCE JAN 1     15.97                      6.92   9.05     4.86    
                                                                     
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       15       
  MONTH TO DATE  229                       196     33      327       
  SINCE DEC 1    865                       739    126      966       
  SINCE JUL 1   1213                       924    289     1206       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        13    -13        1       
  SINCE DEC 1      5                        29    -24        1       
  SINCE JAN 1      1                        22    -21        1       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     4.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          1000 PM                                     
 LOWEST     52           200 PM                                     
 AVERAGE    74                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      1967                    
 MINIMUM TEMPERATURE (F)   47        32      1962                    
                                                                     
SUNRISE AND SUNSET                                                   
MARCH  1 2005.........SUNRISE   619 AM PST   SUNSET   547 PM PST   
MARCH  2 2005.........SUNRISE   618 AM PST   SUNSET   548 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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