000 
CDUS46 KSGX 200853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
152 AM PDT WED APR 20 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR APRIL 19 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         66    150 PM  91    1980  77    -11       70       
  MINIMUM         50   1159 PM  39    1959  49      1       46       
  AVERAGE         58                        63     -5       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.26 1952   0.01  -0.01     0.00    
  MONTH TO DATE    0.02                      0.61  -0.59     0.47    
  SINCE JUL 1     26.40                     14.55  11.85     7.25    
  SINCE JAN 1     17.54                     11.02   6.52     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        7       
  MONTH TO DATE   59                       103    -44       80       
  SINCE MAR 1    253                       306    -53      149       
  SINCE JUL 1   1466                      1230    236     1369       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        0       
  MONTH TO DATE   16                        41    -25        7       
  SINCE MAR 1     17                        72    -55       86       
  SINCE JAN 1     18                        94    -76       87       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED    10.4                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           100 AM                                     
 LOWEST     44          1200 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        91      1958                    
 MINIMUM TEMPERATURE (F)   49        30      1955                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 20 2005.........SUNRISE   613 AM PDT   SUNSET   726 PM PDT   
APRIL 21 2005.........SUNRISE   612 AM PDT   SUNSET   727 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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