440  
CDUS43 KFSD 170636  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
136 AM CDT MON MAY 17 2021  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR MAY 16 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 72 4:03 PM 98 1934 70 2 60  
MINIMUM 52 11:59 PM 29 1891 46 6 50  
1929  
AVERAGE 62 58 4 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.88 1904 0.10 -0.09 0.69  
MONTH TO DATE 0.11 1.59 -1.48 1.26  
SINCE MAR 1 3.30 5.26 -1.96 2.66  
SINCE JAN 1 4.14 6.59 -2.45 4.20  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1925 0.0 0.0 0.0  
1930  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 10.1 12.1 -2.0 4.1  
SINCE JUL 1 31.7 44.4 -12.7 51.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 8 -5 10  
MONTH TO DATE 209 168 41 224  
SINCE MAR 1 1527 1744 -217 1717  
SINCE JUL 1 7052 7555 -503 7590  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 3 8 -5 3  
SINCE MAR 1 3 10 -7 3  
SINCE JAN 1 3 10 -7 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 11:00 PM  
LOWEST 48 4:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 104 1934  
MINIMUM TEMPERATURE (F) 46 28 1968  
 
SUNRISE AND SUNSET  
MAY 17 2021...........SUNRISE 6:03 AM CDT SUNSET 8:56 PM CDT  
MAY 18 2021...........SUNRISE 6:02 AM CDT SUNSET 8:57 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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