769  
CDUS43 KFSD 180631  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
131 AM CDT THU JUN 18 2026  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR JUNE 17 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1889 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 4:06 PM 98 1959 83 -1 83  
MINIMUM 62 5:54 AM 43 1915 60 2 57  
AVERAGE 72 71 1 70  
 
PRECIPITATION (IN)  
YESTERDAY T 1.95 1906 0.14 -0.14 T  
MONTH TO DATE 0.62 2.52 -1.90 2.30  
SINCE JUN 1 0.62 2.52 -1.90 2.30  
SINCE JAN 1 8.99 12.85 -3.86 9.44  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 20.5 36.0 -15.5 18.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 22 -18 18  
SINCE JUN 1 4 22 -18 18  
SINCE JUL 1 5854 6857 -1003 6123  
 
COOLING  
YESTERDAY 7 7 0 5  
MONTH TO DATE 129 92 37 104  
SINCE JUN 1 129 92 37 104  
SINCE JAN 1 262 157 105 149    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 6:00 AM  
LOWEST 33 5:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 105 1953  
MINIMUM TEMPERATURE (F) 60 48 2000  
 
SUNRISE AND SUNSET  
JUNE 18 2026..........SUNRISE 5:48 AM CDT SUNSET 9:05 PM CDT  
JUNE 19 2026..........SUNRISE 5:48 AM CDT SUNSET 9:06 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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