765  
CDUS43 KFSD 092233  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
433 PM CST TUE DEC 09 2025  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 9 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 39 2:33 PM 63 1957 36 3 48  
MINIMUM 18 3:47 AM -16 1958 17 1 24  
AVERAGE 29 26 3 36  
 
PRECIPITATION (IN)  
TODAY 0.00 1.14 1899 0.03 -0.03 T  
MONTH TO DATE 0.16 0.31 -0.15 T  
SINCE DEC 1 0.16 0.31 -0.15 T  
SINCE JAN 1 27.09 28.59 -1.50 31.78  
 
SNOWFALL (IN)  
TODAY 0.0 3.2 1985 0.3 -0.3 0.0  
MONTH TO DATE 3.4 2.0 1.4 0.2  
SINCE DEC 1 3.4 2.0 1.4 0.2  
SINCE JUL 1 11.4 6.0 5.4 1.4  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
TODAY 36 39 -3 29  
MONTH TO DATE 403 338 65 323  
SINCE DEC 1 403 338 65 323  
SINCE JUL 1 1578 1811 -233 1382  
 
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 13 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 75 1:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 68 1890  
MINIMUM TEMPERATURE (F) 16 -16 1919  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 7:43 AM CST SUNSET 4:53 PM CST  
DECEMBER 10 2025......SUNRISE 7:44 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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