216  
CDUS43 KFSD 100638  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1237 AM CST MON DEC 10 2018  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 9 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 28 222 PM 63 1957 33 -5 34  
MINIMUM 8 1154 PM -16 1958 14 -6 17  
AVERAGE 18 24 -6 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 1899 0.03 -0.03 0.00  
MONTH TO DATE 0.60 0.28 0.32 0.02  
SINCE DEC 1 0.60 0.28 0.32 0.02  
SINCE JAN 1 36.48 27.22 9.26 29.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.2 1985 0.2 -0.2 0.0  
MONTH TO DATE 3.3 2.3 1.0 0.2  
SINCE DEC 1 3.3 2.3 1.0 0.2  
SINCE JUL 1 4.0 7.7 -3.7 0.2  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 41 6 39  
MONTH TO DATE 377 356 21 300  
SINCE DEC 1 377 356 21 300  
SINCE JUL 1 2074 1832 242 1619  
 
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 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 AM  
LOWEST 68 1100 AM  
AVERAGE 84  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 68 1890  
MINIMUM TEMPERATURE (F) 14 -16 1919  
 
 
SUNRISE AND SUNSET  
DECEMBER 10 2018......SUNRISE 744 AM CST SUNSET 453 PM CST  
DECEMBER 11 2018......SUNRISE 745 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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