375  
CXUS53 KFSD 012154 RRA  
CLMMHE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
354 PM CST MON FEB 01 2021  
   
...............................
 
 
   
..THE MITCHELL SD CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1893 TO 2021  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 68 01/05/2012  
LOW -38 01/19/1970  
HIGHEST 50 01/20 MM MM 42 01/05  
01/13  
LOWEST 6 01/01 MM MM -13 01/20  
01/02  
AVG. MAXIMUM 34.1 28.1 6.0 27.7  
AVG. MINIMUM 20.0 9.5 10.5 12.0  
MEAN 27.1 18.8 8.3 19.9  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 12 17.8 -5.8 19  
DAYS MIN <= 32 30 30.5 -0.5 31  
DAYS MIN <= 0 0 7.4 -7.4 8  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 0.81 2020  
MINIMUM 0.33 2021  
TOTALS 0.33R 0.22 0.11 0.81  
DAILY AVG. 0.01 0.01 0.00 0.03  
DAYS >= .01 5 MM MM 3  
DAYS >= .10 2 MM MM 1  
DAYS >= .50 0 MM MM 1  
DAYS >= 1.00 0 MM MM 0  
GREATEST  
24 HR. TOTAL 0.16 01/13 TO 01/14  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL MM 2021  
TOTALS 1.8 MM MM 7.9  
SINCE 7/1 16.5 MM MM MM  
SNOWDEPTH AVG. 1 15  
DAYS >= 1.0 1 MM MM 1  
GREATEST  
SNOW DEPTH 4R 01/01 19 01/19  
01/20  
01/21  
24 HR TOTAL 1.8R 01/23 TO 01/23  
 
DEGREE DAYS  
HEATING TOTAL 1171 1432 -261 1393  
SINCE 7/1 3810 4368 -558 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.9  
HIGHEST WIND SPEED/DIRECTION 46/320 DATE 01/14  
HIGHEST GUST SPEED/DIRECTION 64/300 DATE 01/14  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.59  
NUMBER OF DAYS FAIR 10  
NUMBER OF DAYS PC 6  
NUMBER OF DAYS CLOUDY 15  
 
AVERAGE RH (PERCENT) 76  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 4 FREEZING RAIN 0  
LT FREEZING RAIN 1 HAIL 0  
HEAVY SNOW 0 SNOW 1  
LIGHT SNOW 11 SLEET 0  
FOG 17 FOG W/VIS <= 1/4 MILE 2  
HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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