182  
CDUS43 KFSD 080728  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
127 AM CST SAT DEC 8 2018  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 7 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1889 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 29 328 PM 68 1984 34 -5 28  
MINIMUM 8 1159 PM -11 1976 15 -7 8  
AVERAGE 19 25 -6 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 1926 0.03 -0.03 0.00  
MONTH TO DATE 0.60 0.22 0.38 0.02  
SINCE DEC 1 0.60 0.22 0.38 0.02  
SINCE JAN 1 36.48 27.16 9.32 29.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1926 0.3 -0.3 0.0  
MONTH TO DATE 3.3 1.8 1.5 0.2  
SINCE DEC 1 3.3 1.8 1.5 0.2  
SINCE JUL 1 4.0 7.2 -3.2 0.2  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 40 6 47  
MONTH TO DATE 281 274 7 221  
SINCE DEC 1 281 274 7 221  
SINCE JUL 1 1978 1750 228 1540  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1045 869 176 951    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 PM  
LOWEST 69 100 PM  
AVERAGE 85  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 64 1970  
MINIMUM TEMPERATURE (F) 15 -19 1978  
 
 
SUNRISE AND SUNSET  
DECEMBER 8 2018......SUNRISE 742 AM CST SUNSET 453 PM CST  
DECEMBER 9 2018......SUNRISE 743 AM CST SUNSET 453 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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