575  
CXUS53 KFSD 011853  
CLMMHE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
152 PM CDT THU JUN 01 2023  
   
...............................
 
 
   
..THE MITCHELL SD CLIMATE SUMMARY FOR THE MONTH OF MAY 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 108 05/30/1934  
LOW 18 05/03/1967  
HIGHEST 93 05/30 MM MM 91 05/12  
LOWEST 31 05/02 MM MM 30 05/02  
AVG. MAXIMUM 78.8 70.8 8.0 70.3  
AVG. MINIMUM 50.5 47.8 2.7 46.5  
MEAN 64.6 59.3 5.3 58.4  
DAYS MAX >= 90 3 1.2 1.8 2  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 3 1.5 1.5 1  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 10.58 1942  
MINIMUM 0.11 1940  
TOTALS 1.12 3.15 -2.03 2.42  
DAILY AVG. 0.04 0.10 -0.06 0.08  
DAYS >= .01 4 10.8 -6.8 9  
DAYS >= .10 3 5.7 -2.7 5  
DAYS >= .50 1 2.1 -1.1 1  
DAYS >= 1.00 0 0.6 -0.6 1  
GREATEST  
24 HR. TOTAL 0.77 05/12 TO 05/13  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 2.5 1905  
TOTALS 0.0 MM MM 0.0  
SINCE 7/1 58.7 MM MM MM  
SNOWDEPTH AVG. 0 0  
DAYS >= 1.0 0 MM MM 0  
GREATEST  
SNOW DEPTH 0 0 MM  
24 HR TOTAL 0.0  
 
DEGREE DAYS  
HEATING TOTAL 105 220 -115 231  
SINCE 7/1 7548 7126 422 MM  
COOLING TOTAL 102 43 59 34  
SINCE 1/1 112 46 66 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.2  
HIGHEST WIND SPEED/DIRECTION 31/340 DATE 05/01  
HIGHEST GUST SPEED/DIRECTION 40/360 DATE 05/01  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.23  
NUMBER OF DAYS FAIR 25  
NUMBER OF DAYS PC 3  
NUMBER OF DAYS CLOUDY 3  
 
AVERAGE RH (PERCENT) 58  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 3 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 4  
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 1  
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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