438  
CDUS43 KABR 010736  
CLI8D3  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ABERDEEN SD  
236 AM CDT MON SEP 01 2025  
   
...............................
 
 
   
..THE SISSETON SD CLIMATE SUMMARY FOR AUGUST 31 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 77 MM 94 1948 78 -1 86  
MINIMUM 53 1100 PM 39 1987 54 -1 56  
AVERAGE 65 66 -1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.54 1942 0.07 -0.07 0.00  
MONTH TO DATE 3.68 2.61 1.07 3.54  
SINCE JUN 1 13.70 9.60 4.10 9.23  
SINCE JAN 1 19.80 16.92 2.88 19.72  
 
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 20.4 36.3 -15.9 10.5  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 23 25 -2 22  
SINCE JUN 1 92 88 4 48  
SINCE JUL 1 31 36 -5 23  
 
COOLING  
YESTERDAY 0 3 -3 6  
MONTH TO DATE 142 149 -7 150  
SINCE JUN 1 463 478 -15 532  
SINCE JAN 1 518 509 9 538    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.0  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 54 400 PM  
AVERAGE 77  
   
......................................................
 
 
THE SISSETON SD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 98 1937  
MINIMUM TEMPERATURE (F) 53 39 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 650 AM CDT SUNSET 805 PM CDT  
SEPTEMBER 2 2025.....SUNRISE 651 AM CDT SUNSET 803 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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