251  
CDUS43 KFSD 202223  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
521 PM CDT FRI OCT 20 2017  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR OCTOBER 20 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1889 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 240 PM 88 1947 62 16 55  
MINIMUM 48 448 AM 16 1960 37 11 34  
AVERAGE 63 49 14 45  
 
PRECIPITATION (IN)  
TODAY 0.00 1.23 1935 0.06 -0.06 0.00  
MONTH TO DATE 6.53 1.56 4.97 1.03  
SINCE SEP 1 8.71 4.52 4.19 3.81  
SINCE JAN 1 28.90 25.06 3.84 28.16  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 1936 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE SEP 1 0.0 0.4 -0.4 0.0  
SINCE JUL 1 0.0 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 16 -14 20  
MONTH TO DATE 185 250 -65 186  
SINCE SEP 1 251 382 -131 236  
SINCE JUL 1 259 397 -138 236  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 8 -8 0  
SINCE SEP 1 119 92 27 143  
SINCE JAN 1 951 869 82 1165    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 13.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 50 300 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 88 1947  
MINIMUM TEMPERATURE (F) 36 14 1913  
 
 
SUNRISE AND SUNSET  
OCTOBER 20 2017.......SUNRISE 745 AM CDT SUNSET 635 PM CDT  
OCTOBER 21 2017.......SUNRISE 746 AM CDT SUNSET 634 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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