873  
CDUS43 KFSD 210620  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
120 AM CDT MON APR 21 2025  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR APRIL 20 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 51 12:07 PM 91 1980 63 -12 50  
MINIMUM 36 12:29 AM 22 1953 38 -2 28  
2013  
2021  
AVERAGE 44 50 -6 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.05 2016 0.12 -0.10 0.00  
MONTH TO DATE 1.10 2.00 -0.90 1.88  
SINCE MAR 1 4.05 3.76 0.29 4.71  
SINCE JAN 1 4.61 5.31 -0.70 6.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.5 1992 0.1 -0.1 0.0  
MONTH TO DATE T 1.9 -1.9 0.0  
SINCE MAR 1 8.0 7.6 0.4 1.0  
SINCE JUL 1 18.6 35.6 -17.0 35.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 15 6 26  
MONTH TO DATE 343 362 -19 290  
SINCE MAR 1 1031 1239 -208 1064  
SINCE JUL 1 5823 6510 -687 5520  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 7 1 6 0  
SINCE JAN 1 7 1 6 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 4:00 PM  
LOWEST 48 10:00 AM  
AVERAGE 67  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 94 1980  
MINIMUM TEMPERATURE (F) 39 23 1927  
1966  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 6:35 AM CDT SUNSET 8:14 PM CDT  
APRIL 22 2025.........SUNRISE 6:33 AM CDT SUNSET 8:16 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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