067  
CDUS43 KFSD 210632  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
132 AM CDT SAT AUG 21 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR AUGUST 20 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 83 12:55 PM 99 1955 82 1 87  
MINIMUM 66 11:36 PM 34 1950 61 5 66  
AVERAGE 75 72 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.23 1.51 2002 0.10 0.13 T  
MONTH TO DATE 2.11 2.24 -0.13 0.96  
SINCE JUN 1 7.79 9.72 -1.93 6.59  
SINCE JAN 1 16.23 19.61 -3.38 12.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 5 37 -32 0  
SINCE JUL 1 0 5 -5 0  
 
COOLING  
YESTERDAY 10 7 3 12  
MONTH TO DATE 206 163 43 176  
SINCE JUN 1 861 635 226 849  
SINCE JAN 1 924 686 238 869    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 4:00 AM  
LOWEST 69 1:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1947  
1959  
1968  
MINIMUM TEMPERATURE (F) 60 40 2004  
 
SUNRISE AND SUNSET  
AUGUST 21 2021........SUNRISE 6:39 AM CDT SUNSET 8:20 PM CDT  
AUGUST 22 2021........SUNRISE 6:40 AM CDT SUNSET 8:19 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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