855  
CDUS43 KFSD 312337  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
537 PM CST WED DEC 31 2025  
   
...............................  
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 31 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 55 3:37 PM 60 1904 30 25 36  
MINIMUM 26 7:50 AM -24 2017 12 14 28  
AVERAGE 41 20 21 32  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 1931 0.03 -0.03 T  
MONTH TO DATE 0.61 0.99 -0.38 0.49  
SINCE DEC 1 0.61 0.99 -0.38 0.49  
SINCE JAN 1 27.54 29.27 -1.73 32.27  
 
SNOWFALL (IN)  
TODAY 0.0 5.0 1916 0.3 -0.3 T  
MONTH TO DATE 8.6 7.6 1.0 1.3  
SINCE DEC 1 8.6 7.6 1.0 1.3  
SINCE JUL 1 16.6 11.6 5.0 2.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 44 -20 33  
MONTH TO DATE 1187 1268 -81 1110  
SINCE DEC 1 1187 1268 -81 1110  
SINCE JUL 1 2362 2741 -379 2169  
 
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 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 7:00 AM  
LOWEST 41 2:00 PM  
AVERAGE 69  
   
......................................................  
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 61 1939  
MINIMUM TEMPERATURE (F) 11 -25 2018  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 7:55 AM CST SUNSET 5:03 PM CST  
JANUARY 1 2026.......SUNRISE 7:55 AM CST SUNSET 5:04 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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