850  
CDUS43 KDVN 202128  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
428 PM CDT WED SEP 20 2023  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR SEPTEMBER 20 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 78 259 PM MM MM 76 2 97  
MINIMUM 60 102 AM MM MM 53 7 68  
AVERAGE 69 64 5 83  
 
PRECIPITATION (IN)  
TODAY 0.02 MM MM 0.11 -0.09 0.00  
MONTH TO DATE 1.41 2.24 -0.83 1.91  
SINCE SEP 1 1.41 2.24 -0.83 1.91  
SINCE JAN 1 18.07 28.08 -10.01 21.08  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 8 35 -27 0  
SINCE SEP 1 8 35 -27 0  
SINCE JUL 1 9 41 -32 0  
 
COOLING  
TODAY 4 3 1 18  
MONTH TO DATE 89 89 0 137  
SINCE SEP 1 89 89 0 137  
SINCE JAN 1 1050 1008 42 1181    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 100 AM  
LOWEST 60 300 PM  
AVERAGE 79  
   
......................................................
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 52 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 651 AM CDT SUNSET 707 PM CDT  
SEPTEMBER 21 2023.....SUNRISE 652 AM CDT SUNSET 705 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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