AFOS product CLIONT
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CDUS46 KSGX 010853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
152 AM PDT SUN MAY 1 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR APRIL 30 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         75    151 PM  96    1976  78     -3       83       
  MINIMUM         51    534 AM  36    1960  51      0       51       
  AVERAGE         63                        64     -1       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.87 1951   0.00   0.00     0.00    
  MONTH TO DATE    0.76                      0.63   0.13     0.47    
  SINCE JUL 1     27.14                     14.57  12.57     7.25    
  SINCE JAN 1     18.28                     11.04   7.24     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        2                         4     -2        0       
  MONTH TO DATE  102                       149    -47       88       
  SINCE MAR 1    296                       352    -56      157       
  SINCE JUL 1   1509                      1276    233     1377       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        2       
  MONTH TO DATE   18                        74    -56       70       
  SINCE MAR 1     19                       105    -86      149       
  SINCE JAN 1     20                       127   -107      150       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     5.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89          1200 AM                                     
 LOWEST     41           100 PM                                     
 AVERAGE    65                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        96      1976                    
 MINIMUM TEMPERATURE (F)   51        43      1984                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY  1 2005...........SUNRISE   601 AM PDT   SUNSET   735 PM PDT   
MAY  2 2005...........SUNRISE   600 AM PDT   SUNSET   735 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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