104  
CXUS53 KFSD 011751  
CLMHON  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1247 PM CDT WED SEP 01 2021  
   
...............................
 
 
   
..THE HURON CLIMATE SUMMARY FOR THE MONTH OF AUGUST 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 110 08/13/1965  
08/04/1934  
LOW 33 08/31/1886  
HIGHEST 97 08/17 MM MM 94 08/22  
08/23  
LOWEST 46 08/13 MM MM 49 08/29  
AVG. MAXIMUM 87.7 83.4 4.3 84.5  
AVG. MINIMUM 60.6 59.2 1.4 60.9  
MEAN 74.1 71.3 2.8 72.7  
DAYS MAX >= 90 13 5.9 7.1 6  
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 6.77 2019  
MINIMUM 0.14 1976  
TOTALS 2.11 2.59 -0.48 2.61  
DAILY AVG. 0.07 0.08 -0.01 0.08  
DAYS >= .01 6 8.0 -2.0 12  
DAYS >= .10 2 4.5 -2.5 5  
DAYS >= .50 1 1.8 -0.8 3  
DAYS >= 1.00 1 0.6 0.4 0  
GREATEST  
24 HR. TOTAL 1.91 08/26 TO 08/27  
 
DEGREE DAYS  
HEATING TOTAL 0 18 -18 5  
SINCE 7/1 1 23 -22 MM  
COOLING TOTAL 291 214 77 253  
SINCE 1/1 933 670 263 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.0  
HIGHEST WIND SPEED/DIRECTION 40/320 DATE 08/26  
HIGHEST GUST SPEED/DIRECTION 72/310 DATE 08/26  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.11  
NUMBER OF DAYS FAIR 29  
NUMBER OF DAYS PC 2  
NUMBER OF DAYS CLOUDY 0  
 
AVERAGE RH (PERCENT) 65  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 8 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 2  
LIGHT RAIN 10 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 9 FOG W/VIS <= 1/4 MILE 2  
HAZE 4  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SD Page
The Nexlab IA Page
The Nexlab MN Page
The Nexlab NE Page Main Text Page