180  
CXUS53 KFSD 011735 RRA  
CLMMHE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1135 AM CST SUN NOV 01 2020  
   
...............................
 
 
   
..THE MITCHELL SD CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1893 TO 2020  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 96 10/02/1997  
10/03/1938  
10/04/1922  
LOW -8 10/29/1925  
HIGHEST 88 10/09 MM MM MM  
LOWEST 7 10/27 MM MM MM  
AVG. MAXIMUM 56.1 61.9 -5.8 MM  
AVG. MINIMUM 32.8 37.4 -4.6 MM  
MEAN 44.5 49.7 -5.2 MM  
DAYS MAX >= 90 0 0.2 -0.2 MM  
DAYS MAX <= 32 3 0.2 2.8 MM  
DAYS MIN <= 32 13 8.6 4.4 MM  
DAYS MIN <= 0 0 0.0 0.0 MM  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM MM MM  
MINIMUM MM MM  
TOTALS 0.60 1.62 -1.02 MM  
DAILY AVG. 0.02 0.05 -0.03 MM  
DAYS >= .01 5 MM MM MM  
DAYS >= .10 3 MM MM MM  
DAYS >= .50 0 MM MM MM  
DAYS >= 1.00 0 MM MM MM  
GREATEST  
24 HR. TOTAL 0.34 10/24 TO 10/25  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL MM MM  
TOTALS 4.5 MM MM MM  
SINCE 7/1 4.5 MM MM MM  
SNOWDEPTH AVG. 0 MM  
DAYS >= 1.0 2 MM MM MM  
GREATEST  
SNOW DEPTH 4 10/26 MM  
10/27  
24 HR TOTAL 4.5 10/24 TO 10/25  
 
DEGREE DAYS  
HEATING TOTAL 638 483 155 MM  
SINCE 7/1 766 641 125 MM  
COOLING TOTAL 10 7 3 MM  
SINCE 1/1 1077 824 253 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.9  
HIGHEST WIND SPEED/DIRECTION 37/320 DATE 10/11  
37/310 10/31  
HIGHEST GUST SPEED/DIRECTION 51/320 DATE 10/31  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.31  
NUMBER OF DAYS FAIR 19  
NUMBER OF DAYS PC 7  
NUMBER OF DAYS CLOUDY 5  
 
AVERAGE RH (PERCENT) 62  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 1  
LIGHT RAIN 9 FREEZING RAIN 0  
LT FREEZING RAIN 1 HAIL 0  
HEAVY SNOW 0 SNOW 1  
LIGHT SNOW 6 SLEET 0  
FOG 8 FOG W/VIS <= 1/4 MILE 0  
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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