412  
CXUS53 KFSD 011528 RRA  
CLMFSD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1018 AM CDT FRI SEP 01 2023  
   
...............................
 
 
   
..THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 109 08/24/1936  
LOW 34 08/20/1950  
08/29/1893  
HIGHEST 101 08/22 MM MM 105 08/02  
LOWEST 53 08/15 MM MM 55 08/30  
AVG. MAXIMUM 86.9 82.8 4.1 84.6  
AVG. MINIMUM 64.2 61.1 3.1 62.5  
MEAN 75.5 72.0 3.5 73.6  
DAYS MAX >= 90 12 3.5 8.5 5  
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 9.33 1932  
MINIMUM 0.36 1907  
TOTALS 4.54 3.34 1.20 6.88  
DAILY AVG. 0.15 0.11 0.04 0.22  
DAYS >= .01 8 9.4 -1.4 7  
DAYS >= .10 6 5.4 0.6 5  
DAYS >= .50 3 2.5 0.5 2  
DAYS >= 1.00 2 1.1 0.9 1  
GREATEST  
24 HR. TOTAL 3.16 08/05 TO 08/06  
 
DEGREE DAYS  
HEATING TOTAL 0 12 -12 0  
SINCE 7/1 3 13 -10 MM  
COOLING TOTAL 335 227 108 272  
SINCE 1/1 1068 750 318 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.7  
HIGHEST WIND SPEED/DIRECTION 30/340 DATE 08/14  
30/180 08/18  
HIGHEST GUST SPEED/DIRECTION 41/170 DATE 08/31  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.40  
NUMBER OF DAYS FAIR 17  
NUMBER OF DAYS PC 9  
NUMBER OF DAYS CLOUDY 5  
 
AVERAGE RH (PERCENT) 67  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 5  
LIGHT RAIN 9 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 10 FOG W/VIS <= 1/4 MILE 0  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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