644  
CDUS43 KFSD 202226  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
526 PM CDT TUE MAY 20 2025  
   
...............................  
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR MAY 20 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 53 3:59 PM 95 1934 72 -19 78  
MINIMUM 47 6:14 AM 27 1895 49 -2 53  
1967  
AVERAGE 50 61 -11 66  
 
PRECIPITATION (IN)  
TODAY 0.10 1.89 1999 0.14 -0.04 0.03  
MONTH TO DATE 1.82 2.35 -0.53 2.30  
SINCE MAR 1 5.27 6.95 -1.68 8.59  
SINCE JAN 1 5.75 8.38 -2.63 9.97  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 3.8 12.4 -8.6 3.3  
SINCE JUL 1 16.2 45.3 -29.1 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 15 6 9 0  
MONTH TO DATE 123 180 -57 120  
SINCE MAR 1 1313 1660 -347 1351  
SINCE JUL 1 6443 7169 -726 5810  
 
COOLING  
TODAY 0 2 -2 1  
MONTH TO DATE 44 20 24 19  
SINCE MAR 1 44 26 18 24  
SINCE JAN 1 44 26 18 24    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 86 2:00 PM  
AVERAGE 93  
   
......................................................  
 
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 93 1964  
MINIMUM TEMPERATURE (F) 50 25 1931  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 5:57 AM CDT SUNSET 8:51 PM CDT  
MAY 21 2025...........SUNRISE 5:56 AM CDT SUNSET 8:52 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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