235  
CDUS43 KDVN 170934  
CLIIOW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
434 AM CDT FRI AUG 17 2018  
 
   
...............................
 
 
   
..THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 16 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
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 86 358 PM MM MM 83 3 86  
MINIMUM 69 1159 PM MM MM 63 6 69  
AVERAGE 78 73 5 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.16 -0.16 T  
MONTH TO DATE 2.58 2.27 0.31 0.23  
SINCE JUN 1 12.80 11.83 0.97 10.92  
SINCE JAN 1 23.23 23.92 -0.69 24.64  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 19 -19 7  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
YESTERDAY 13 8 5 13  
MONTH TO DATE 182 141 41 96  
SINCE JUN 1 807 658 149 744  
SINCE JAN 1 985 719 266 797    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 65 100 PM  
AVERAGE 83  
   
......................................................
 
 
 
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 MM MM  
MINIMUM TEMPERATURE (F) 63 MM MM  
 
 
SUNRISE AND SUNSET  
AUGUST 17 2018........SUNRISE 617 AM CDT SUNSET 803 PM CDT  
AUGUST 18 2018........SUNRISE 618 AM CDT SUNSET 801 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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