565  
CDUS43 KDVN 182220  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
420 PM CST MON DEC 18 2023  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR DECEMBER 18 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 36 1251 AM MM MM 35 1 21  
MINIMUM 26 849 AM MM MM 19 7 7  
AVERAGE 31 27 4 14  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.05 -0.05 0.00  
MONTH TO DATE 0.70 0.94 -0.24 1.13  
SINCE DEC 1 0.70 0.94 -0.24 1.13  
SINCE JAN 1 22.71 35.17 -12.46 27.07  
 
DEGREE DAYS  
HEATING  
TODAY 34 38 -4 51  
MONTH TO DATE 520 626 -106 605  
SINCE DEC 1 520 626 -106 605  
SINCE JUL 1 1604 1856 -252 1835  
 
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 29 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 19.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 100 AM  
LOWEST 41 300 PM  
AVERAGE 60  
   
......................................................
 
 
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 18 2023......SUNRISE 728 AM CST SUNSET 438 PM CST  
DECEMBER 19 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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