487  
CDUS43 KFSD 180640  
CLIFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
140 AM CDT MON SEP 18 2023  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 4:38 PM 103 1895 76 1 85  
MINIMUM 44 5:51 AM 24 1900 52 -8 61  
AVERAGE 61 64 -3 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 1907 0.09 -0.09 0.06  
MONTH TO DATE 0.22 1.54 -1.32 1.72  
SINCE SEP 1 0.22 1.54 -1.32 1.72  
SINCE JAN 1 14.10 22.25 -8.15 20.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 4 0 0  
MONTH TO DATE 18 44 -26 12  
SINCE SEP 1 18 44 -26 12  
SINCE JUL 1 21 61 -40 12  
 
COOLING  
YESTERDAY 0 3 -3 8  
MONTH TO DATE 107 67 40 103  
SINCE SEP 1 107 67 40 103  
SINCE JAN 1 1175 817 358 1067    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 32 4:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE SIOUX FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1947  
MINIMUM TEMPERATURE (F) 51 27 1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 7:09 AM CDT SUNSET 7:32 PM CDT  
SEPTEMBER 19 2023.....SUNRISE 7:11 AM CDT SUNSET 7:30 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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