313  
CDUS43 KFSD 122232  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
432 PM CST WED DEC 12 2018  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 12 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 35 157 PM 60 1921 32 3 45  
MINIMUM 17 844 AM -15 1932 14 3 11  
AVERAGE 26 23 3 28  
 
PRECIPITATION (IN)  
TODAY 0.00 0.79 1991 0.03 -0.03 0.00  
MONTH TO DATE 0.60 0.37 0.23 0.02  
SINCE DEC 1 0.60 0.37 0.23 0.02  
SINCE JAN 1 36.48 27.31 9.17 29.30  
 
SNOWFALL (IN)  
TODAY 0.0 5.6 1972 0.3 -0.3 0.0  
MONTH TO DATE 3.3 3.2 0.1 0.2  
SINCE DEC 1 3.3 3.2 0.1 0.2  
SINCE JUL 1 4.0 8.6 -4.6 0.2  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 39 42 -3 37  
MONTH TO DATE 508 481 27 402  
SINCE DEC 1 508 481 27 402  
SINCE JUL 1 2205 1957 248 1721  
 
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 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 75 100 PM  
AVERAGE 88  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 64 1921  
MINIMUM TEMPERATURE (F) 13 -21 1917  
 
 
SUNRISE AND SUNSET  
DECEMBER 12 2018......SUNRISE 746 AM CST SUNSET 453 PM CST  
DECEMBER 13 2018......SUNRISE 746 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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