151  
CDUS43 KABR 170721  
CLI8D3  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ABERDEEN SD  
221 AM CDT TUE AUG 17 2021  
   
...............................
 
 
   
..THE SISSETON SD CLIMATE SUMMARY FOR AUGUST 16 2021
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1900 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 133 PM 101 1988 81 8 86  
MINIMUM 69 502 AM 45 1981 57 12 53  
AVERAGE 79 69 10 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.70 2017 0.08 -0.08 0.00  
MONTH TO DATE 3.41 1.43 1.98 0.62  
SINCE JUN 1 7.33 8.42 -1.09 4.38  
SINCE JAN 1 12.73 15.74 -3.01 8.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE OCT 1 23.7 36.3 -12.6 34.3  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 4 -3 7  
SINCE JUN 1 14 67 -53 16  
SINCE JUL 1 1 15 -14 7  
 
COOLING  
YESTERDAY 14 5 9 5  
MONTH TO DATE 114 90 24 73  
SINCE JUN 1 671 419 252 557  
SINCE JAN 1 729 450 279 564    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 11.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1100 PM  
LOWEST 54 100 PM  
AVERAGE 68  
   
......................................................
 
 
THE SISSETON SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 102 1976  
MINIMUM TEMPERATURE (F) 57 42 2012  
 
SUNRISE AND SUNSET  
AUGUST 17 2021........SUNRISE 631 AM CDT SUNSET 832 PM CDT  
AUGUST 18 2021........SUNRISE 632 AM CDT SUNSET 830 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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