633  
CDUS43 KABR 141034  
CLIPIR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ABERDEEN SD  
433 AM CST THU DEC 14 2017  
 
   
...............................
 
 
   
..THE PIERRE SD CLIMATE SUMMARY FOR DECEMBER 13 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1892 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 143 AM 57 1988 31 22 22  
MINIMUM 27 1055 PM -15 1985 12 15 -1  
AVERAGE 40 22 18 11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1951 0.02 -0.02 0.00  
MONTH TO DATE 0.14 0.25 -0.11 0.19  
SINCE DEC 1 0.14 0.25 -0.11 0.19  
SINCE JAN 1 13.60 19.71 -6.11 19.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.3 1951 0.2 -0.2 0.0  
MONTH TO DATE 0.7 2.3 -1.6 2.2  
SINCE OCT 1 0.7 8.6 -7.9 12.3  
SINCE JUL 1 0.7 8.6 -7.9 12.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 43 -18 54  
MONTH TO DATE 402 537 -135 658  
SINCE DEC 1 402 537 -135 658  
SINCE JUL 1 1859 2157 -298 1795  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 868 868 0 961    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 21 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 21.3  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 900 PM  
LOWEST 28 1200 AM  
AVERAGE 57  
   
......................................................
 
 
 
THE PIERRE SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 64 1998  
MINIMUM TEMPERATURE (F) 12 -15 1989  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 810 AM CST SUNSET 502 PM CST  
DECEMBER 15 2017......SUNRISE 810 AM CST SUNSET 502 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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