000 
CDUS46 KSGX 250853
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
151 AM PDT WED MAY 25 2005

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

...THE ONTARIO AIRPORT CLIMATE SUMMARY FOR MAY 24 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         84    216 PM  92    1984  82      2       73       
  MINIMUM         59   1156 PM  40    1978  54      5       56       
  AVERAGE         72                        68      4       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.22 1977   0.01  -0.01     0.00    
  MONTH TO DATE    0.45                      0.16   0.29     0.00    
  SINCE JUL 1     27.59                     14.73  12.86     7.25    
  SINCE JAN 1     18.73                     11.20   7.53     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        0                         2     -2        0       
  MONTH TO DATE   27                        63    -36        2       
  SINCE MAR 1    323                       415    -92      159       
  SINCE JUL 1   1536                      1339    197     1379       
                                                                     
 COOLING                                                             
  YESTERDAY        7                         5      2        0       
  MONTH TO DATE  100                        88     12      150       
  SINCE MAR 1    119                       193    -74      299       
  SINCE JAN 1    120                       215    -95      300       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     6.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90          1200 AM                                     
 LOWEST     37           100 PM                                     
 AVERAGE    64                                                       
..........................................................
                                                                     
THE ONTARIO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   82       109      1974                    
 MINIMUM TEMPERATURE (F)   54        40      1980                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 25 2005...........SUNRISE   543 AM PDT   SUNSET   752 PM PDT   
MAY 26 2005...........SUNRISE   542 AM PDT   SUNSET   753 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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