932  
CDUS43 KFSD 112215  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
515 PM CDT THU SEP 11 2025  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR SEPTEMBER 11 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 86 2:27 PM 98 2012 78 8 88  
MINIMUM 59 6:46 AM 35 1894 53 6 55  
AVERAGE 73 66 7 72  
 
PRECIPITATION (IN)  
TODAY 0.00 2.21 2019 0.10 -0.10 0.00  
MONTH TO DATE 0.23 1.12 -0.89 T  
SINCE SEP 1 0.23 1.12 -0.89 T  
SINCE JAN 1 22.64 23.09 -0.45 28.17  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 49 21 28 15  
SINCE SEP 1 49 21 28 15  
SINCE JUL 1 64 36 28 20  
 
COOLING  
TODAY 8 4 4 7  
MONTH TO DATE 13 46 -33 30  
SINCE SEP 1 13 46 -33 30  
SINCE JAN 1 877 814 63 758    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1939  
MINIMUM TEMPERATURE (F) 53 33 1902  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 7:02 AM CDT SUNSET 7:42 PM CDT  
SEPTEMBER 12 2025.....SUNRISE 7:03 AM CDT SUNSET 7:40 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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