000 
CDUS46 KSGX 170853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
152 AM PDT SUN APR 17 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR APRIL 16 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         87   1257 PM  95    1984  76     11       71       
  MINIMUM         53    435 AM  38    1983  49      4       51       
  AVERAGE         70                        63      7       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.00 2002   0.01  -0.01     0.00    
                                      1984                          
  MONTH TO DATE    0.02                      0.58  -0.56     0.31    
  SINCE JUL 1     26.40                     14.52  11.88     7.09    
  SINCE JAN 1     17.54                     10.99   6.55     5.69    
                                                                     
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                         5     -5        4       
  MONTH TO DATE   44                        88    -44       53       
  SINCE MAR 1    238                       291    -53      122       
  SINCE JUL 1   1451                      1215    236     1342       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         2      3        0       
  MONTH TO DATE   16                        32    -16        7       
  SINCE MAR 1     17                        63    -46       86       
  SINCE JAN 1     18                        85    -67       87       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     5.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    72           300 AM                                     
 LOWEST     23           100 PM                                     
 AVERAGE    48                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        96      1954                    
 MINIMUM TEMPERATURE (F)   49        38      1963                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 17 2005.........SUNRISE   617 AM PDT   SUNSET   724 PM PDT   
APRIL 18 2005.........SUNRISE   616 AM PDT   SUNSET   724 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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