874  
CDUS43 KFSD 210620  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
120 AM CDT MON APR 21 2025  
   
...............................  
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR APRIL 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 1:06 PM 93 1980 61 -2 50  
MINIMUM 39 5:18 AM 16 2013 37 2 34  
AVERAGE 49 49 0 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.26 1917 0.11 -0.11 0.00  
MONTH TO DATE 0.78 1.92 -1.14 2.36  
SINCE MAR 1 2.36 3.52 -1.16 3.45  
SINCE JAN 1 2.84 4.95 -2.11 4.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.5 1893 0.1 -0.1 0.0  
MONTH TO DATE 0.4 4.0 -3.6 0.3  
SINCE MAR 1 3.8 11.2 -7.4 3.3  
SINCE JUL 1 16.2 44.1 -27.9 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 16 0 23  
MONTH TO DATE 357 394 -37 297  
SINCE MAR 1 1084 1336 -252 1111  
SINCE JUL 1 6214 6845 -631 5570  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 5  
SINCE MAR 1 0 1 -1 5  
SINCE JAN 1 0 1 -1 5    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 11:00 PM  
LOWEST 29 2:00 PM  
AVERAGE 56  
   
......................................................  
 
THE SIOUX FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 93 1980  
MINIMUM TEMPERATURE (F) 37 17 1927  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 6:34 AM CDT SUNSET 8:18 PM CDT  
APRIL 22 2025.........SUNRISE 6:32 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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