270  
CDUS43 KFSD 140627  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1227 AM CST MON DEC 14 2020  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR DECEMBER 13 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1881 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 2:34 PM 61 1921 29 5 31  
MINIMUM 5 11:51 PM -31 1903 10 -5 12  
AVERAGE 20 19 1 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.12 1891 0.02 -0.02 0.00  
MONTH TO DATE T 0.23 -0.23 0.07  
SINCE DEC 1 T 0.23 -0.23 0.07  
SINCE JAN 1 17.69 22.61 -4.92 36.36  
 
SNOWFALL (IN)  
YESTERDAY T 1.6 1951 0.3 -0.3 0.0  
MONTH TO DATE T 3.4 -3.4 1.0  
SINCE DEC 1 T 3.4 -3.4 1.0  
SINCE JUL 1 7.3 11.7 -4.4 15.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 46 -1 43  
MONTH TO DATE 424 565 -141 575  
SINCE DEC 1 424 565 -141 575  
SINCE JUL 1 2075 2267 -192 2329  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 879 742 137 714    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 54 2:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 64 1998  
MINIMUM TEMPERATURE (F) 9 -22 1901  
 
SUNRISE AND SUNSET  
DECEMBER 14 2020......SUNRISE 8:02 AM CST SUNSET 4:54 PM CST  
DECEMBER 15 2020......SUNRISE 8:02 AM CST SUNSET 4:54 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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