628  
CDUS43 KFSD 202226  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
526 PM CDT TUE MAY 20 2025  
   
...............................  
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR MAY 20 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 58 2:16 PM 98 1934 74 -16 84  
MINIMUM 53 3:59 PM 32 1997 50 3 54  
AVERAGE 56 62 -6 69  
 
PRECIPITATION (IN)  
TODAY 0.03 1.31 1898 0.13 -0.10 0.11  
MONTH TO DATE 1.53 2.40 -0.87 3.91  
SINCE MAR 1 6.20 7.31 -1.11 11.02  
SINCE JAN 1 6.76 8.86 -2.10 13.18  
 
SNOWFALL (IN)  
TODAY 0.0 T 1892 0.0 0.0 0.0  
1931  
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  
TODAY 9 5 4 0  
MONTH TO DATE 93 158 -65 103  
SINCE MAR 1 1225 1525 -300 1276  
SINCE JUL 1 6017 6796 -779 5732  
 
COOLING  
TODAY 0 2 -2 4  
MONTH TO DATE 33 26 7 10  
SINCE MAR 1 43 34 9 10  
SINCE JAN 1 43 34 9 10    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 74 3:00 PM  
AVERAGE 87  
   
......................................................  
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1973  
MINIMUM TEMPERATURE (F) 51 31 1895  
 
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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