984  
CDUS43 KABR 150738  
CLI8D3  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ABERDEEN SD  
138 AM CST TUE DEC 15 2020  
   
...............................
 
 
   
..THE SISSETON SD CLIMATE SUMMARY FOR DECEMBER 14 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1900 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 14 1159 PM 54 1998 26 -12 11  
MINIMUM 8 849 AM -20 1989 8 0 -3  
AVERAGE 11 17 -6 4  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.49 1973 0.01 -0.01 0.00  
MONTH TO DATE T 0.19 -0.19 0.20  
SINCE DEC 1 T 0.19 -0.19 0.20  
SINCE JAN 1 13.14 22.13 -8.99 34.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.3 2008 0.0  
MONTH TO DATE T 2.4  
SINCE OCT 1 8.3 12.0  
SINCE JUL 1 8.3 12.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 54 48 6 61  
MONTH TO DATE 470 638 -168 687  
SINCE DEC 1 470 638 -168 687  
SINCE JUL 1 2223 2489 -266 2665  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 691 527 164 494    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 400 AM  
LOWEST 58 200 PM  
AVERAGE 66  
   
......................................................
 
 
THE SISSETON SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 26 57 1939  
MINIMUM TEMPERATURE (F) 8 -20 1961  
 
SUNRISE AND SUNSET  
DECEMBER 15 2020......SUNRISE 802 AM CST SUNSET 445 PM CST  
DECEMBER 16 2020......SUNRISE 803 AM CST SUNSET 445 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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