000 
CDUS46 KSGX 010844
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
1233 AM PST FRI APR 1 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MARCH 31 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         78   1251 PM  96    1966  73      5       75       
  MINIMUM         51   1156 PM  36    1982  48      3       51       
  AVERAGE         65                        60      5       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.74 1978   0.07  -0.07     0.00    
  MONTH TO DATE    1.55                      3.49  -1.94     0.52    
  SINCE JUL 1     26.38                     13.94  12.44     6.78    
  SINCE JAN 1     17.52                     10.41   7.11     5.38    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         6     -6        2       
  MONTH TO DATE  194                       203     -9       69       
  SINCE MAR 1    194                       203     -9       69       
  SINCE JUL 1   1407                      1127    280     1289       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE    1                        31    -30       79       
  SINCE MAR 1      1                        31    -30       79       
  SINCE JAN 1      2                        53    -51       80       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION    NE (60)       
  HIGHEST GUST SPEED    56   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED    17.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
  SANDSTORM                                                          
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    59          1200 AM                                     
 LOWEST     15          1000 AM                                     
 AVERAGE    37                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        95      1959                    
 MINIMUM TEMPERATURE (F)   48        35      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL  1 2005.........SUNRISE   537 AM PST   SUNSET   611 PM PST   
APRIL  2 2005.........SUNRISE   536 AM PST   SUNSET   612 PM PST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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