860  
CDUS43 KABR 191600  
CLI8D3  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ABERDEEN SD  
1000 AM CST FRI DEC 19 2025  
   
...............................  
 
   
..THE SISSETON SD CLIMATE SUMMARY FOR DECEMBER 18 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1932 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 43 1232 AM 56 1979 27 16 25  
MINIMUM -2 1159 PM -23 2016 10 -12 12  
AVERAGE 21 18 3 19  
 
PRECIPITATION (IN)  
YESTERDAY T 0.20 1961 0.02 -0.02 0.07  
MONTH TO DATE 0.33 0.32 0.01 0.16  
SINCE DEC 1 0.33 0.32 0.01 0.16  
SINCE JAN 1 24.86 22.66 2.20 22.46  
 
SNOWFALL (IN)  
YESTERDAY T 2.0 1961 0.2 -0.2 0.6  
MONTH TO DATE 1.7 3.1 -1.4 1.7  
SINCE OCT 1 10.9 8.7 2.2 3.9  
SINCE JUL 1 10.9 8.7 2.2 3.9  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 47 -3 46  
MONTH TO DATE 887 788 99 782  
SINCE DEC 1 887 788 99 782  
SINCE JUL 1 2300 2570 -270 2129  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 620 567 53 689    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 46 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 64 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 29.4  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 700 AM  
LOWEST 56 900 PM  
AVERAGE 72  
   
......................................................  
 
THE SISSETON SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 26 51 1979  
MINIMUM TEMPERATURE (F) 9 -30 1983  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 805 AM CST SUNSET 446 PM CST  
DECEMBER 20 2025......SUNRISE 805 AM CST SUNSET 446 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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