164  
CDUS43 KDVN 040643  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
143 AM CDT SAT OCT 04 2025  
   
...............................  
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR OCTOBER 3 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 90 250 PM MM MM 71 19 82  
MINIMUM 59 441 AM MM MM 47 12 45  
AVERAGE 75 59 16 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.10 -0.10 0.00  
MONTH TO DATE 0.00 0.30 -0.30 0.00  
SINCE SEP 1 1.16 3.54 -2.38 0.03  
SINCE JAN 1 22.67 29.38 -6.71 31.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 1  
MONTH TO DATE 0 21 -21 16  
SINCE SEP 1 37 105 -68 34  
SINCE JUL 1 48 111 -63 39  
 
COOLING  
YESTERDAY 10 1 9 0  
MONTH TO DATE 25 3 22 0  
SINCE SEP 1 201 113 88 135  
SINCE JAN 1 1213 1032 181 1059    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 36 300 PM  
AVERAGE 67  
   
......................................................  
 
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 MM MM  
MINIMUM TEMPERATURE (F) 47 MM MM  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 707 AM CDT SUNSET 642 PM CDT  
OCTOBER 5 2025.......SUNRISE 708 AM CDT SUNSET 641 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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