897  
CDUS43 KFSD 200701  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
201 AM CDT TUE MAY 20 2025  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR MAY 19 2025
 
 
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)  
YESTERDAY  
MAXIMUM 60 9:02 PM 99 1934 74 -14 71  
MINIMUM 52 6:03 AM 32 1895 50 2 46  
2002  
AVERAGE 56 62 -6 59  
 
PRECIPITATION (IN)  
YESTERDAY 1.15R 1.08 1903 0.13 1.02 0.08  
1925  
MONTH TO DATE 1.50 2.27 -0.77 3.80  
SINCE MAR 1 6.17 7.18 -1.01 10.91  
SINCE JAN 1 6.73 8.73 -2.00 13.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 8.0 8.0 0.0 1.0  
SINCE JUL 1 18.6 36.0 -17.4 35.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 5 4 6  
MONTH TO DATE 84 153 -69 103  
SINCE MAR 1 1216 1520 -304 1276  
SINCE JUL 1 6008 6791 -783 5732  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 33 24 9 6  
SINCE MAR 1 43 32 11 6  
SINCE JAN 1 43 32 11 6    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 17.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 PM  
LOWEST 83 4:00 AM  
AVERAGE 90  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 98 1934  
MINIMUM TEMPERATURE (F) 50 32 1997  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 5:59 AM CDT SUNSET 8:46 PM CDT  
MAY 21 2025...........SUNRISE 5:58 AM CDT SUNSET 8:47 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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