609  
CDUS43 KFSD 210635  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
135 AM CDT TUE SEP 21 2021  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR SEPTEMBER 20 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1881 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 12:02 AM 95 1891 74 1 82  
1941  
MINIMUM 49 10:36 PM 24 1918 48 1 60  
AVERAGE 62 61 1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 2.32 1950 0.08 0.09 0.00  
MONTH TO DATE 3.23 1.63 1.60 0.63  
SINCE SEP 1 3.23 1.63 1.60 0.63  
SINCE JAN 1 14.11 19.09 -4.98 16.40  
 
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 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 6 -3 0  
MONTH TO DATE 19 71 -52 119  
SINCE SEP 1 19 71 -52 119  
SINCE JUL 1 20 97 -77 124  
 
COOLING  
YESTERDAY 0 2 -2 6  
MONTH TO DATE 67 66 1 40  
SINCE SEP 1 67 66 1 40  
SINCE JAN 1 1000 736 264 861    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 14.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 104 9:00 AM  
LOWEST 50 3:00 AM  
AVERAGE 77  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 97 1936  
MINIMUM TEMPERATURE (F) 47 28 1934  
1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2021.....SUNRISE 7:19 AM CDT SUNSET 7:32 PM CDT  
SEPTEMBER 22 2021.....SUNRISE 7:20 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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