815  
CDUS43 KFSD 220628  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
128 AM CDT SUN AUG 22 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR AUGUST 21 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 76 4:44 PM 98 1947 82 -6 93  
1959  
1968  
MINIMUM 57 6:11 AM 40 2004 60 -3 69  
AVERAGE 67 71 -4 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.28 2002 0.10 -0.10 T  
MONTH TO DATE 2.11 2.34 -0.23 0.96  
SINCE JUN 1 7.79 9.82 -2.03 6.59  
SINCE JAN 1 16.23 19.71 -3.48 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 2 7 -5 16  
MONTH TO DATE 208 170 38 192  
SINCE JUN 1 863 642 221 865  
SINCE JAN 1 926 693 233 885    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 5:00 AM  
LOWEST 40 2:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 103 1971  
MINIMUM TEMPERATURE (F) 60 41 1904  
 
SUNRISE AND SUNSET  
AUGUST 22 2021........SUNRISE 6:40 AM CDT SUNSET 8:19 PM CDT  
AUGUST 23 2021........SUNRISE 6:41 AM CDT SUNSET 8:17 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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