AFOS product CLIONT
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CDUS46 KSGX 100853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT TUE MAY 10 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 9 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    307 PM  98    1984  79    -13       87       
  MINIMUM         51   1159 PM  36    1979  52     -1       55       
  AVERAGE         59                        65     -6       71      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.25 1956   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.01   0.44     0.00    
  SINCE JUL 1     27.59                     14.58  13.01     7.25    
  SINCE JAN 1     18.73                     11.05   7.68     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        6                         3      3        0       
  MONTH TO DATE   22                        29     -7        0       
  SINCE MAR 1    318                       381    -63      157       
  SINCE JUL 1   1531                      1305    226     1377       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         3     -3        6       
  MONTH TO DATE    2                        27    -25      106       
  SINCE MAR 1     21                       132   -111      255       
  SINCE JAN 1     22                       154   -132      256       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     7.3                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           200 AM                                     
 LOWEST     56          1100 AM                                     
 AVERAGE    73                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        98      1960                    
 MINIMUM TEMPERATURE (F)   52        36      1959                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 10 2005...........SUNRISE   553 AM PDT   SUNSET   741 PM PDT   
MAY 11 2005...........SUNRISE   552 AM PDT   SUNSET   742 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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