472  
CDUS43 KFSD 202218  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
418 PM CST MON DEC 20 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR DECEMBER 20 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 24 12:04 AM 57 1941 30 -6 45  
MINIMUM 18 9:52 AM -26 1916 12 6 19  
AVERAGE 21 21 0 32  
 
PRECIPITATION (IN)  
TODAY 0.00 1.00 1911 0.02 -0.02 0.00  
MONTH TO DATE 1.47 0.55 0.92 T  
SINCE DEC 1 1.47 0.55 0.92 T  
SINCE JAN 1 27.71 27.57 0.14 15.81  
 
SNOWFALL (IN)  
TODAY 0.0 7.5 1911 0.3 -0.3 0.0  
MONTH TO DATE 10.0 5.6 4.4 T  
SINCE DEC 1 10.0 5.6 4.4 T  
SINCE JUL 1 10.5 13.2 -2.7 10.3  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
TODAY 44 44 0 33  
MONTH TO DATE 701 819 -118 680  
SINCE DEC 1 701 819 -118 680  
SINCE JUL 1 1868 2355 -487 2211  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1134 847 287 1111    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 2:00 AM  
LOWEST 49 4:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 56 1941  
MINIMUM TEMPERATURE (F) 12 -26 1916  
 
SUNRISE AND SUNSET  
DECEMBER 20 2021......SUNRISE 7:57 AM CST SUNSET 4:53 PM CST  
DECEMBER 21 2021......SUNRISE 7:57 AM CST SUNSET 4:53 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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