288 
CSUS2 KSAN 190902
CLIRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
201 AM PDT SUN MAY 19 2002

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

...THE RIVERSIDE AIRPORT CLIMATE SUMMARY FOR MAY 18 2002...

CLIMATE NORMAL PERIOD 1971 TO 2000 SNOW/HEATING DEGREE DAYS 1961-1990
CLIMATE RECORD PERIOD 1927 TO 2002

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77    210 PM  99    1986  80     -3       78       
  MINIMUM         56   1228 AM  42    1945  54      2       58       
  AVERAGE         67                        67      0       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.02 1949   0.01  -0.01     0.00    
  MONTH TO DATE    0.00                      0.18  -0.18     0.01    
  SINCE JUL 1      2.93                     10.10  -7.17     8.93    
  SINCE JAN 1      0.92                      7.50  -6.58     8.56    
                                                                     
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                         1     -1        0       
  MONTH TO DATE   36                        39     -3       13       
  SINCE MAR 1    453                       435     18      460       
  SINCE JUL 1   1702                      1645     57     1366       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         4     -2        3       
  MONTH TO DATE   28                        65    -37       60       
  SINCE MAR 1     44                       144   -100       83       
  SINCE JAN 1     51                       151   -100       93       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     5.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     50           200 PM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
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 2002...........SUNRISE   546 AM PDT   SUNSET   747 PM PDT   
MAY 20 2002...........SUNRISE   545 AM PDT   SUNSET   748 PM PDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.