AFOS product CLIRAL
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CDUS46 KSGX 171232
CLIRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
432 AM PST SUN DEC 17 2017


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

...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         69    301 PM  86    1939  66      3       62       
  MINIMUM         46    628 AM  28    1948  42      4       47       
                                      1945                          
                                      1912                          
  AVERAGE         58                        54      4       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.22 2002   0.04  -0.04     0.46    
  MONTH TO DATE    T                         0.59  -0.59     0.76    
  SINCE OCT 1      0.03                      1.87  -1.84     2.68    
  SINCE JAN 1      8.49                     11.46  -2.97     6.96    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                        11     -4       10       
  MONTH TO DATE   44                       162   -118      114       
  SINCE DEC 1     44                       162   -118      114       
  SINCE JUL 1     90                       362   -272      218       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    2                         0      2        0       
  SINCE DEC 1      2                         0      2        0       
  SINCE JAN 1   2308                      1754    554     2298       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  NE (50)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           900 PM                                     
 LOWEST     24          1000 AM                                     
 AVERAGE    55                                                       

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

                                                                     
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        87      2013                    
                                             1958                    
 MINIMUM TEMPERATURE (F)   42        27      1916                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2017......SUNRISE   649 AM PST   SUNSET   443 PM PST   
DECEMBER 18 2017......SUNRISE   650 AM PST   SUNSET   444 PM PST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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