000 
CDUS46 KSGX 280854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
152 AM PDT SAT MAY 28 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 27 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         80    311 PM 101    1968  83     -3       76       
  MINIMUM         56    244 AM  44    1978  55      1       53       
  AVERAGE         68                        69     -1       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.06 1971   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.19   0.26     0.00    
  SINCE JUL 1     27.59                     14.76  12.83     7.25    
  SINCE JAN 1     18.73                     11.23   7.50     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                         1     -1        0       
  MONTH TO DATE   27                        68    -41        3       
  SINCE MAR 1    323                       420    -97      160       
  SINCE JUL 1   1536                      1344    192     1380       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         5     -2        0       
  MONTH TO DATE  117                       103     14      150       
  SINCE MAR 1    136                       208    -72      299       
  SINCE JAN 1    137                       230    -93      300       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     8.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           300 AM                                     
 LOWEST     39           100 PM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   83       106      1984                    
 MINIMUM TEMPERATURE (F)   55        45      1962                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 28 2005...........SUNRISE   541 AM PDT   SUNSET   754 PM PDT   
MAY 29 2005...........SUNRISE   541 AM PDT   SUNSET   755 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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