589  
CXUS53 KFSD 011610  
CLMHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1110 AM CDT SUN AUG 01 2021  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR THE MONTH OF JULY 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1881 TO 2021  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 112 07/10/1966  
LOW 37 07/30/1971  
HIGHEST 106 07/28 MM MM 92 07/17  
07/24  
LOWEST 54 07/11 MM MM 56 07/15  
AVG. MAXIMUM 87.4 85.7 1.7 85.6  
AVG. MINIMUM 63.2 61.6 1.6 64.0  
MEAN 75.3 73.7 1.6 74.8  
DAYS MAX >= 90 13 9.4 3.6 4  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.0 0.0 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 6.69 1993  
MINIMUM 0.15 1932  
TOTALS 2.57 2.83 -0.26 2.54  
DAILY AVG. 0.08 0.09 -0.01 0.08  
DAYS >= .01 8 8.8 -0.8 10  
DAYS >= .10 5 5.5 -0.5 6  
DAYS >= .50 2 1.6 0.4 2  
DAYS >= 1.00 0 0.8 -0.8 0  
GREATEST  
24 HR. TOTAL 0.96 07/14 TO 07/14  
 
DEGREE DAYS  
HEATING TOTAL 1 8 -7 0  
SINCE 7/1 1 0 1 MM  
COOLING TOTAL 328 276 52 312  
SINCE 1/1 642 456 186 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.9  
HIGHEST WIND SPEED/DIRECTION 35/310 DATE 07/23  
HIGHEST GUST SPEED/DIRECTION 47/180 DATE 07/25  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.25  
NUMBER OF DAYS FAIR 22  
NUMBER OF DAYS PC 6  
NUMBER OF DAYS CLOUDY 3  
 
AVERAGE RH (PERCENT) 68  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 7 MIXED PRECIP 0  
HEAVY RAIN 5 RAIN 5  
LIGHT RAIN 11 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 18 FOG W/VIS <= 1/4 MILE 3  
HAZE 5  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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