000 
CDUS46 KSGX 150852
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT SUN MAY 15 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 14 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         90    240 PM 104    1972  80     10       92       
  MINIMUM         54   1053 PM  42    1972  53      1       59       
  AVERAGE         72                        66      6       76      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.47 1951   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.06   0.39     0.00    
  SINCE JUL 1     27.59                     14.63  12.96     7.25    
  SINCE JAN 1     18.73                     11.10   7.63     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                        43    -16        0       
  SINCE MAR 1    323                       395    -72      157       
  SINCE JUL 1   1536                      1319    217     1377       
                                                                     
 COOLING                                                             
  YESTERDAY        7                         4      3       11       
  MONTH TO DATE   23                        45    -22      130       
  SINCE MAR 1     42                       150   -108      279       
  SINCE JAN 1     43                       172   -129      280       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     5.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    64           500 AM                                     
 LOWEST     21          1200 PM                                     
 AVERAGE    43                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80       106      1970                    
 MINIMUM TEMPERATURE (F)   53        46      1983                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 15 2005...........SUNRISE   549 AM PDT   SUNSET   745 PM PDT   
MAY 16 2005...........SUNRISE   548 AM PDT   SUNSET   746 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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