962  
CDUS43 KFSD 152219  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
519 PM CDT SAT MAY 15 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR MAY 15 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 79 2:59 PM 92 2001 71 8 72  
MINIMUM 50 1:29 AM 27 1959 47 3 40  
1997  
AVERAGE 65 59 6 56  
 
PRECIPITATION (IN)  
TODAY 0.01 1.36 1965 0.13 -0.12 0.00  
MONTH TO DATE 1.00 1.70 -0.70 0.64  
SINCE MAR 1 5.70 6.30 -0.60 3.85  
SINCE JAN 1 7.40 7.73 -0.33 4.83  
 
SNOWFALL (IN)  
TODAY 0.0 T 1916 0.0 0.0 0.0  
MONTH TO DATE T 0.1 -0.1 0.0  
SINCE MAR 1 8.5 12.4 -3.9 11.9  
SINCE JUL 1 40.0 45.3 -5.3 39.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 8 -8 9  
MONTH TO DATE 174 148 26 185  
SINCE MAR 1 1405 1628 -223 1584  
SINCE JUL 1 6757 7137 -380 7073  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 11 11 0 8  
SINCE MAR 1 17 17 0 8  
SINCE JAN 1 17 17 0 8    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1:00 AM  
LOWEST 27 3:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 1934  
MINIMUM TEMPERATURE (F) 48 23 2014  
 
SUNRISE AND SUNSET  
MAY 15 2021...........SUNRISE 6:02 AM CDT SUNSET 8:45 PM CDT  
MAY 16 2021...........SUNRISE 6:01 AM CDT SUNSET 8:47 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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