477  
CDUS43 KFSD 120634  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1234 AM CST SAT DEC 12 2020  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR DECEMBER 11 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 36 1:55 PM 59 1939 30 6 14  
MINIMUM 23 11:59 PM -18 2013 10 13 -7  
AVERAGE 30 20 10 4  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 1949 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.19 -0.19 0.07  
SINCE DEC 1 0.00 0.19 -0.19 0.07  
SINCE JAN 1 17.69 22.57 -4.88 36.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1903 0.3 -0.3 0.0  
MONTH TO DATE 0.0 2.9 -2.9 1.0  
SINCE DEC 1 0.0 2.9 -2.9 1.0  
SINCE JUL 1 7.3 11.2 -3.9 15.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 45 -10 61  
MONTH TO DATE 337 474 -137 484  
SINCE DEC 1 337 474 -137 484  
SINCE JUL 1 1988 2176 -188 2238  
 
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 16 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 64 2:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 57 1924  
MINIMUM TEMPERATURE (F) 10 -23 1903  
1917  
 
SUNRISE AND SUNSET  
DECEMBER 12 2020......SUNRISE 8:00 AM CST SUNSET 4:54 PM CST  
DECEMBER 13 2020......SUNRISE 8:01 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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