998  
CDUS43 KDVN 210620  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
120 AM CDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR OCTOBER 20 2023
 
 
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 70 320 PM MM MM 62 8 69  
MINIMUM 42 615 AM MM MM 41 1 28  
AVERAGE 56 51 5 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.10 -0.10 0.00  
MONTH TO DATE 1.93 2.01 -0.08 0.20  
SINCE SEP 1 4.38 5.25 -0.87 2.13  
SINCE JAN 1 21.04 31.09 -10.05 21.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 14 -5 16  
MONTH TO DATE 186 204 -18 281  
SINCE SEP 1 194 288 -94 348  
SINCE JUL 1 195 294 -99 348  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 31 11 20 0  
SINCE SEP 1 174 121 53 144  
SINCE JAN 1 1135 1040 95 1188    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 42 300 PM  
AVERAGE 68  
   
......................................................
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 MM MM  
MINIMUM TEMPERATURE (F) 40 MM MM  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 725 AM CDT SUNSET 616 PM CDT  
OCTOBER 22 2023.......SUNRISE 726 AM CDT SUNSET 615 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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