406  
CDUS46 KSGX 150018  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
418 PM PST THU DEC 14 2017  
 
   
...............................
 
 
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 14 2017...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 80 306 PM 83 1953 66 14 73  
MINIMUM 42 445 AM 23 1945 42 0 49  
AVERAGE 61 54 7 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.81 1933 0.04 -0.04 0.00  
MONTH TO DATE 0.00 0.51 -0.51 0.00  
SINCE OCT 1 0.03 1.79 -1.76 1.92  
SINCE JAN 1 8.49 11.38 -2.89 6.20  
 
DEGREE DAYS  
HEATING  
TODAY 4 11 -7 4  
MONTH TO DATE 37 140 -103 99  
SINCE DEC 1 37 140 -103 99  
SINCE JUL 1 83 340 -257 203  
 
COOLING  
TODAY 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 7 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 50 1200 AM  
LOWEST 8 300 PM  
AVERAGE 29  
   
......................................................
 
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 86 1942  
MINIMUM TEMPERATURE (F) 42 27 1948  
1902  
1901  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 647 AM PST SUNSET 442 PM PST  
DECEMBER 15 2017......SUNRISE 648 AM PST SUNSET 442 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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