189  
CDUS43 KFSD 122227  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
427 PM CST FRI DEC 12 2025  
   
...............................  
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 12 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1889 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 27 10:57 AM 60 1921 34 -7 15  
MINIMUM 15 3:54 PM -15 1932 16 -1 6  
AVERAGE 21 25 -4 11  
 
PRECIPITATION (IN)  
TODAY T 0.79 1991 0.03 -0.03 0.04  
MONTH TO DATE 0.19 0.41 -0.22 0.05  
SINCE DEC 1 0.19 0.41 -0.22 0.05  
SINCE JAN 1 27.12 28.69 -1.57 31.83  
 
SNOWFALL (IN)  
TODAY T 5.6 1972 0.2 -0.2 1.0  
MONTH TO DATE 3.4 2.7 0.7 1.3  
SINCE DEC 1 3.4 2.7 0.7 1.3  
SINCE JUL 1 11.4 6.7 4.7 2.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 44 40 4 54  
MONTH TO DATE 518 457 61 461  
SINCE DEC 1 518 457 61 461  
SINCE JUL 1 1693 1930 -237 1520  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1019 865 154 858    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 70 3:00 PM  
AVERAGE 81  
   
......................................................  
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 64 1921  
MINIMUM TEMPERATURE (F) 15 -21 1917  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 7:46 AM CST SUNSET 4:53 PM CST  
DECEMBER 13 2025......SUNRISE 7:47 AM CST SUNSET 4:53 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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