981  
CXUS53 KFSD 012024  
CLMSUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
224 PM CST MON MAR 01 2021  
   
...............................
 
 
...THE SIOUX CITY IA CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1889 TO 2021  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 75 02/26/1896  
LOW -31 02/11/1899  
HIGHEST 47 02/27 MM MM 60 02/29  
LOWEST -28 02/15 MM MM -14 02/20  
02/16  
AVG. MAXIMUM 22.0 34.9 -12.9 38.3  
AVG. MINIMUM 2.6 15.2 -12.6 16.0  
MEAN 12.3 25.1 -12.8 27.2  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 19 11.5 7.5 7  
DAYS MIN <= 32 28 26.4 1.6 29  
DAYS MIN <= 0 12 4.2 7.8 4  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 3.12 1915  
MINIMUM 0.04 1931  
TOTALS 0.85 0.67 0.18 0.30  
DAILY AVG. 0.03 0.02 0.01 0.01  
DAYS >= .01 7 6.0 1.0 5  
DAYS >= .10 2 2.1 -0.1 1  
DAYS >= .50 0 0.2 -0.2 0  
DAYS >= 1.00 0 0.1 -0.1 0  
GREATEST  
24 HR. TOTAL 0.41 02/21 TO 02/21  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 24.5 1993  
TOTALS 12.5 6.6 5.9 6.9  
SINCE 7/1 36.3 26.5 9.8 MM  
SNOWDEPTH AVG. 6 1  
DAYS >= 1.0 5 2.1 2.9 1  
GREATEST  
SNOW DEPTH 14 02/22 5 02/19  
24 HR TOTAL 6.0 02/21 TO 02/21  
 
DEGREE DAYS  
HEATING TOTAL 1468 1118 350 1090  
SINCE 7/1 5282 5293 -11 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.5  
HIGHEST WIND SPEED/DIRECTION 36/330 DATE 02/04  
HIGHEST GUST SPEED/DIRECTION 50/330 DATE 02/04  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.41  
NUMBER OF DAYS FAIR 10  
NUMBER OF DAYS PC 15  
NUMBER OF DAYS CLOUDY 3  
 
AVERAGE RH (PERCENT) 75  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 1 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 1 SNOW 3  
LIGHT SNOW 11 SLEET 0  
FOG 18 FOG W/VIS <= 1/4 MILE 3  
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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