089  
CDUS43 KDVN 290621  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
121 AM CDT FRI AUG 29 2025  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 28 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 85 258 PM MM MM 82 3 86  
MINIMUM 58 602 AM MM MM 61 -3 70  
AVERAGE 72 72 0 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 MM MM 0.14 -0.07 T  
MONTH TO DATE 1.64 3.52 -1.88 3.28  
SINCE JUN 1 11.63 12.72 -1.09 15.45  
SINCE JAN 1 21.51 25.42 -3.91 30.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 0 11 4  
SINCE JUN 1 14 15 -1 5  
SINCE JUL 1 11 2 9 5  
 
COOLING  
YESTERDAY 7 7 0 13  
MONTH TO DATE 243 248 -5 249  
SINCE JUN 1 928 817 111 822  
SINCE JAN 1 992 898 94 898    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1000 PM  
LOWEST 46 300 PM  
AVERAGE 70  
   
......................................................
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 MM MM  
MINIMUM TEMPERATURE (F) 61 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 29 2025........SUNRISE 629 AM CDT SUNSET 744 PM CDT  
AUGUST 30 2025........SUNRISE 631 AM CDT SUNSET 742 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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