623  
CDUS43 KFSD 182238  
CLIHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
538 PM CDT TUE MAY 18 2021  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR MAY 18 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 3:15 PM 100 1934 71 2 71  
MINIMUM 60 6:08 AM 26 2002 47 13 40  
AVERAGE 67 59 8 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.44 1882 0.11 -0.11 0.00  
MONTH TO DATE 0.11 1.80 -1.69 1.26  
SINCE MAR 1 3.30 5.47 -2.17 2.66  
SINCE JAN 1 4.14 6.80 -2.66 4.20  
 
SNOWFALL (IN)  
TODAY 0.0 0.3 1968 0.0 0.0 0.0  
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  
TODAY 0 7 -7 9  
MONTH TO DATE 216 183 33 241  
SINCE MAR 1 1534 1759 -225 1734  
SINCE JUL 1 7059 7570 -511 7607  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 5 10 -5 3  
SINCE MAR 1 5 12 -7 3  
SINCE JAN 1 5 12 -7 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 63 1:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE HURON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 99 1934  
MINIMUM TEMPERATURE (F) 47 26 1895  
 
SUNRISE AND SUNSET  
MAY 18 2021...........SUNRISE 6:02 AM CDT SUNSET 8:57 PM CDT  
MAY 19 2021...........SUNRISE 6:01 AM CDT SUNSET 8:58 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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