334  
CDUS43 KFSD 182218  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
518 PM CDT SUN APR 18 2021  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR APRIL 18 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
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 68 2:33 PM 92 1985 60 8 70  
MINIMUM 36 5:52 AM 14 1953 35 1 37  
AVERAGE 52 48 4 54  
 
PRECIPITATION (IN)  
TODAY 0.00 2.12 1995 0.10 -0.10 0.00  
MONTH TO DATE 1.82 1.75 0.07 0.79  
SINCE MAR 1 4.45 3.51 0.94 2.85  
SINCE JAN 1 6.15 4.67 1.48 3.83  
 
SNOWFALL (IN)  
TODAY 0.0 6.2 2018 0.2 -0.2 0.0  
MONTH TO DATE T 3.4 -3.4 5.6  
SINCE MAR 1 8.3 11.8 -3.5 11.9  
SINCE JUL 1 39.8 43.3 -3.5 39.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 18 -5 11  
MONTH TO DATE 291 383 -92 459  
SINCE MAR 1 1030 1378 -348 1277  
SINCE JUL 1 6382 7228 -846 6766  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 6 0 6 0  
SINCE MAR 1 6 0 6 0  
SINCE JAN 1 6 0 6 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.5  
 
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 62 4:00 AM  
LOWEST 23 2:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 89 1987  
MINIMUM TEMPERATURE (F) 36 15 1928  
 
SUNRISE AND SUNSET  
APRIL 18 2021.........SUNRISE 6:39 AM CDT SUNSET 8:14 PM CDT  
APRIL 19 2021.........SUNRISE 6:37 AM CDT SUNSET 8:15 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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