412  
CDUS43 KFSD 082235  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
433 PM CST SAT DEC 8 2018  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 8 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 27 324 PM 64 1970 34 -7 36  
MINIMUM 5 244 AM -19 1978 15 -10 14  
AVERAGE 16 24 -8 25  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 2009 0.03 -0.03 0.00  
MONTH TO DATE 0.60 0.25 0.35 0.02  
SINCE DEC 1 0.60 0.25 0.35 0.02  
SINCE JAN 1 36.48 27.19 9.29 29.30  
 
SNOWFALL (IN)  
TODAY 0.0 8.5 2009 0.3 -0.3 0.0  
MONTH TO DATE 3.3 2.1 1.2 0.2  
SINCE DEC 1 3.3 2.1 1.2 0.2  
SINCE JUL 1 4.0 7.5 -3.5 0.2  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 49 41 8 40  
MONTH TO DATE 330 315 15 261  
SINCE DEC 1 330 315 15 261  
SINCE JUL 1 2027 1791 236 1580  
 
COOLING  
TODAY 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 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 AM  
LOWEST 68 400 PM  
AVERAGE 82  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 63 1957  
MINIMUM TEMPERATURE (F) 14 -16 1958  
 
 
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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