577  
CXUS53 KFSD 021905  
CLMHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
204 PM CDT MON JUN 02 2025  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR THE MONTH OF MAY 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1881 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 106 05/30/1934  
LOW 16 05/03/2013  
HIGHEST 91 05/11 MM MM 89 05/17  
05/12  
05/13  
LOWEST 35 05/18 MM MM 36 05/03  
05/04  
AVG. MAXIMUM 72.5 70.0 2.5 71.0  
AVG. MINIMUM 46.2 45.9 0.3 45.5  
MEAN 59.3 57.9 1.4 58.2  
DAYS MAX >= 90 4 0.8 3.2 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 2.0 -2.0 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 7.69 1962  
MINIMUM 0.33 1992  
TOTALS 2.40 3.15 -0.75 3.32  
DAILY AVG. 0.08 0.10 -0.02 0.11  
DAYS >= .01 10 11.2 -1.2 15  
DAYS >= .10 6 6.2 -0.2 7  
DAYS >= .50 2 2.1 -0.1 3  
DAYS >= 1.00 0 0.6 -0.6 0  
GREATEST  
24 HR. TOTAL 0.92 05/15 TO 05/15  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 4.2 1907  
TOTALS 0.0 0.0 0.0 0.0  
SINCE 7/1 21.2 44.4 -23.2 30.2  
SNOWDEPTH AVG. 0 0  
DAYS >= 1.0 0 0.0 0.0 0  
GREATEST  
SNOW DEPTH 0 0 MM  
24 HR TOTAL MM  
 
DEGREE DAYS  
HEATING TOTAL 223 252 -29 213  
SINCE 7/1 6896 7638 -742 6507  
COOLING TOTAL 55 33 22 9  
SINCE 1/1 55 35 20 13    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.0  
HIGHEST WIND SPEED/DIRECTION 41/270 DATE 05/15  
HIGHEST GUST SPEED/DIRECTION 61/260 DATE 05/15  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.36  
NUMBER OF DAYS FAIR 19  
NUMBER OF DAYS PC 5  
NUMBER OF DAYS CLOUDY 7  
 
AVERAGE RH (PERCENT) 61  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 2 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 4  
LIGHT RAIN 13 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 11 FOG W/VIS <= 1/4 MILE 0  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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