000 
CDUS46 KSGX 131247
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
546 AM PDT FRI MAY 13 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 12 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         86    312 PM 102    1976  79      7       79       
  MINIMUM         54    518 AM  40    1982  53      1       56       
  AVERAGE         70                        66      4       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.09 1961   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.04   0.41     0.00    
  SINCE JUL 1     27.59                     14.61  12.98     7.25    
  SINCE JAN 1     18.73                     11.08   7.65     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                         3     -3        0       
  MONTH TO DATE   27                        38    -11        0       
  SINCE MAR 1    323                       390    -67      157       
  SINCE JUL 1   1536                      1314    222     1377       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         4      1        3       
  MONTH TO DATE    7                        37    -30      113       
  SINCE MAR 1     26                       142   -116      262       
  SINCE JAN 1     27                       164   -137      263       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     6.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    66           400 AM                                     
 LOWEST     15           100 PM                                     
 AVERAGE    41                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79       103      1976                    
 MINIMUM TEMPERATURE (F)   53        41      1980                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 13 2005...........SUNRISE   550 AM PDT   SUNSET   744 PM PDT   
MAY 14 2005...........SUNRISE   549 AM PDT   SUNSET   745 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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