393 
CDUS46 KSGX 210832
CLIRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
131 AM PDT WED APR 21 2004

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

...THE RIVERSIDE AIRPORT CLIMATE SUMMARY FOR APRIL 20 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         73    237 PM  97    1958  77     M4       78       
  MINIMUM         45    456 AM  36    1972  50     M5       46       
  AVERAGE         59                        63     M4       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.91 1988   0.01  M0.01     0.00    
  MONTH TO DATE    0.59                      0.48   0.11     1.43    
  SINCE JUL 1      6.36                      9.82  M3.46    11.37    
  SINCE JAN 1      4.97                      7.22  M2.25     8.66    
                                                                     
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        6                         4      2        3       
  MONTH TO DATE   93                        94     M1      140       
  SINCE MAR 1    168                       310   M142      359       
  SINCE JUL 1   1456                      1367     89     1361       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     M2        0       
  MONTH TO DATE    5                        34    M29        1       
  SINCE MAR 1     70                        51     19        3       
  SINCE JAN 1     70                        58     12       21       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     4.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     41          1200 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE RIVERSIDE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        96      1998                    
 MINIMUM TEMPERATURE (F)   50        35      1933                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 21 2004.........SUNRISE   611 AM PDT   SUNSET   726 PM PDT   
APRIL 22 2004.........SUNRISE   610 AM PDT   SUNSET   727 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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