130  
CDUS43 KDVN 172221  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
421 PM CST SUN DEC 17 2023  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 41 150 AM MM MM 36 5 23  
MINIMUM 37 1120 AM MM MM 20 17 13  
AVERAGE 39 28 11 18  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.05 -0.05 T  
MONTH TO DATE 0.70 0.89 -0.19 1.13  
SINCE DEC 1 0.70 0.89 -0.19 1.13  
SINCE JAN 1 22.71 35.12 -12.41 27.07  
 
DEGREE DAYS  
HEATING  
TODAY 26 37 -11 47  
MONTH TO DATE 484 588 -104 554  
SINCE DEC 1 484 588 -104 554  
SINCE JUL 1 1568 1818 -250 1784  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1144 1044 100 1192    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 79 100 PM  
AVERAGE 88  
   
......................................................
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 MM MM  
MINIMUM TEMPERATURE (F) 19 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 727 AM CST SUNSET 437 PM CST  
DECEMBER 18 2023......SUNRISE 728 AM CST SUNSET 438 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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