966  
CDUS43 KFSD 100639  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
139 AM CDT FRI SEP 10 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR SEPTEMBER 9 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 3:37 PM 101 1904 78 0 51  
MINIMUM 47 6:06 AM 34 1898 55 -8 42  
AVERAGE 63 66 -3 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.73 1982 0.09 -0.09 0.04  
MONTH TO DATE 0.43 0.82 -0.39 0.07  
SINCE SEP 1 0.43 0.82 -0.39 0.07  
SINCE JAN 1 20.84 21.53 -0.69 13.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2020 0.0 0.0 T  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE SEP 1 0.0 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 18  
MONTH TO DATE 2 16 -14 46  
SINCE SEP 1 2 16 -14 46  
SINCE JUL 1 2 33 -31 46  
 
COOLING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 27 40 -13 31  
SINCE SEP 1 27 40 -13 31  
SINCE JAN 1 1045 790 255 1039    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 98 1931  
MINIMUM TEMPERATURE (F) 54 35 1898  
1910  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2021.....SUNRISE 7:01 AM CDT SUNSET 7:46 PM CDT  
SEPTEMBER 11 2021.....SUNRISE 7:02 AM CDT SUNSET 7:44 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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