451 
CDUS46 KSGX 190833
CLIRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
132 AM PDT WED MAY 19 2004

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

...THE RIVERSIDE AIRPORT CLIMATE SUMMARY FOR MAY 18 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1927 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         78    246 PM  99    1986  80     M2       79       
  MINIMUM         58   1159 PM  42    1945  55      3       54       
  AVERAGE         68                        68      0       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.02 1949   0.01  M0.01     0.00    
  MONTH TO DATE    0.00                      0.18  M0.18     0.19    
  SINCE JUL 1      6.36                     10.10  M3.74    11.56    
  SINCE JAN 1      4.97                      7.50  M2.53     8.85    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     M2        0       
  MONTH TO DATE    0                        45    M45       71       
  SINCE MAR 1    174                       390   M216      507       
  SINCE JUL 1   1462                      1447     15     1509       
                                                                     
 COOLING                                                             
  YESTERDAY        3                         4     M1        2       
  MONTH TO DATE  124                        65     59       14       
  SINCE MAR 1    247                       144    103       17       
  SINCE JAN 1    247                       151     96       35       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     5.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87          1200 AM                                     
 LOWEST     40           100 PM                                     
 AVERAGE    64                                                       
..........................................................
                                                                     
THE RIVERSIDE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80       104      1942                    
 MINIMUM TEMPERATURE (F)   55        40      1950                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 19 2004...........SUNRISE   545 AM PDT   SUNSET   748 PM PDT   
MAY 20 2004...........SUNRISE   545 AM PDT   SUNSET   748 PM PDT   
                                                                    
M  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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