000 
CDUS46 KSGX 160852
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT MON MAY 16 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 15 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         89    212 PM 106    1970  80      9       88       
  MINIMUM         59    424 AM  46    1983  53      6       57       
  AVERAGE         74                        66      8       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.12 1981   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.07   0.38     0.00    
  SINCE JUL 1     27.59                     14.64  12.95     7.25    
  SINCE JAN 1     18.73                     11.11   7.62     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                         2     -2        0       
  MONTH TO DATE   27                        45    -18        0       
  SINCE MAR 1    323                       397    -74      157       
  SINCE JUL 1   1536                      1321    215     1377       
                                                                     
 COOLING                                                             
  YESTERDAY        9                         4      5        8       
  MONTH TO DATE   32                        49    -17      138       
  SINCE MAR 1     51                       154   -103      287       
  SINCE JAN 1     52                       176   -124      288       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     5.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    78          1000 PM                                     
 LOWEST     11           200 PM                                     
 AVERAGE    45                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80       105      1967                    
 MINIMUM TEMPERATURE (F)   53        40      1959                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 16 2005...........SUNRISE   548 AM PDT   SUNSET   746 PM PDT   
MAY 17 2005...........SUNRISE   547 AM PDT   SUNSET   747 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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