000 
CDUS46 KSGX 190854
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
153 AM PDT TUE APR 19 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR APRIL 18 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         63    243 PM  91    1980  77    -14       67       
  MINIMUM         53   1159 PM  38    1959  49      4       46       
  AVERAGE         58                        63     -5       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.45 1983   0.01  -0.01     0.00    
  MONTH TO DATE    0.02                      0.60  -0.58     0.47    
  SINCE JUL 1     26.40                     14.54  11.86     7.25    
  SINCE JAN 1     17.54                     11.01   6.53     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        7                         5      2        8       
  MONTH TO DATE   52                        98    -46       73       
  SINCE MAR 1    246                       301    -55      142       
  SINCE JUL 1   1459                      1225    234     1362       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        0       
  MONTH TO DATE   16                        38    -22        7       
  SINCE MAR 1     17                        69    -52       86       
  SINCE JAN 1     18                        91    -73       87       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     7.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     60           200 PM                                     
 AVERAGE    77                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        91      1980                    
 MINIMUM TEMPERATURE (F)   49        39      1959                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 19 2005.........SUNRISE   614 AM PDT   SUNSET   725 PM PDT   
APRIL 20 2005.........SUNRISE   613 AM PDT   SUNSET   726 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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