935  
CDUS43 KFSD 310632  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1232 AM CST THU DEC 31 2020  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR DECEMBER 30 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 25 2:37 PM 58 2004 27 -2 26  
MINIMUM 7 11:59 PM -29 1990 7 0 19  
AVERAGE 16 17 -1 23  
 
PRECIPITATION (IN)  
YESTERDAY T 1.34 1931 0.01 -0.01 0.04  
MONTH TO DATE 0.52 0.50 0.02 1.01  
SINCE DEC 1 0.52 0.50 0.02 1.01  
SINCE JAN 1 18.21 22.88 -4.67 37.30  
 
SNOWFALL (IN)  
YESTERDAY T 10.0 1931 0.2 -0.2 1.5  
MONTH TO DATE 6.8 7.7 -0.9 10.0  
SINCE DEC 1 6.8 7.7 -0.9 10.0  
SINCE JUL 1 14.1 16.0 -1.9 24.7  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
YESTERDAY 49 48 1 42  
MONTH TO DATE 1153 1369 -216 1289  
SINCE DEC 1 1153 1369 -216 1289  
SINCE JUL 1 2804 3071 -267 3043  
 
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 26 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 95 6:00 PM  
LOWEST 74 2:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 27 53 1999  
MINIMUM TEMPERATURE (F) 7 -31 2017  
 
SUNRISE AND SUNSET  
DECEMBER 31 2020......SUNRISE 8:09 AM CST SUNSET 5:04 PM CST  
JANUARY 1 2021.......SUNRISE 8:09 AM CST SUNSET 5:05 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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