887  
CDUS43 KDVN 190627  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
1227 AM CST FRI DEC 19 2025  
   
...............................  
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR DECEMBER 18 2025  
 
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)  
YESTERDAY  
MAXIMUM 44 808 AM MM MM 35 9 34  
MINIMUM 12 1159 PM MM MM 19 -7 27  
AVERAGE 28 27 1 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 MM MM 0.05 0.11 0.00  
MONTH TO DATE 0.76 0.94 -0.18 0.95  
SINCE DEC 1 0.76 0.94 -0.18 0.95  
SINCE JAN 1 26.18 35.17 -8.99 37.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 38 -1 34  
MONTH TO DATE 813 626 187 659  
SINCE DEC 1 813 626 187 659  
SINCE JUL 1 1795 1856 -61 1581  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1245 1044 201 1085    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 17.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 61 800 PM  
AVERAGE 81  
   
......................................................  
 
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 MM MM  
MINIMUM TEMPERATURE (F) 19 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 729 AM CST SUNSET 438 PM CST  
DECEMBER 20 2025......SUNRISE 729 AM CST SUNSET 439 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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