659  
CDUS43 KDVN 122120  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
420 PM CDT TUE SEP 12 2023  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR SEPTEMBER 12 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 77 155 PM MM MM 79 -2 73  
MINIMUM 51 555 AM MM MM 56 -5 56  
AVERAGE 64 67 -3 65  
 
PRECIPITATION (IN)  
TODAY 0.19 MM MM 0.10 0.09 T  
MONTH TO DATE 1.01 1.40 -0.39 1.32  
SINCE SEP 1 1.01 1.40 -0.39 1.32  
SINCE JAN 1 17.67 27.24 -9.57 20.49  
 
DEGREE DAYS  
HEATING  
TODAY 1 2 -1 0  
MONTH TO DATE 3 14 -11 0  
SINCE SEP 1 3 14 -11 0  
SINCE JUL 1 4 20 -16 0  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 69 61 8 75  
SINCE SEP 1 69 61 8 75  
SINCE JAN 1 1030 980 50 1119    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 41 200 PM  
AVERAGE 69  
   
......................................................
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 MM MM  
MINIMUM TEMPERATURE (F) 55 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2023.....SUNRISE 643 AM CDT SUNSET 721 PM CDT  
SEPTEMBER 13 2023.....SUNRISE 644 AM CDT SUNSET 719 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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