325  
CDUS43 KFSD 210620  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
120 AM CDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR MAY 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1889 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 4:30 PM 98 1934 74 -1 65  
MINIMUM 36 5:03 AM 32 1997 50 -14 48  
AVERAGE 55 62 -7 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.31 1898 0.13 -0.13 T  
MONTH TO DATE 3.42 2.40 1.02 1.38  
SINCE MAR 1 5.87 7.31 -1.44 4.69  
SINCE JAN 1 8.66 8.86 -0.20 4.95  
 
SNOWFALL (IN)  
YESTERDAY 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 7.8 8.0 -0.2 0.2  
SINCE JUL 1 32.1 36.0 -3.9 4.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 5 5 8  
MONTH TO DATE 88 158 -70 118  
SINCE MAR 1 1540 1525 15 1533  
SINCE JUL 1 6746 6796 -50 6149  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 31 26 5 51  
SINCE MAR 1 51 34 17 56  
SINCE JAN 1 51 34 17 56    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 AM  
LOWEST 36 7:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1973  
MINIMUM TEMPERATURE (F) 51 31 1895  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 5:59 AM CDT SUNSET 8:46 PM CDT  
MAY 22 2023...........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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