982  
CDUS43 KLOT 200632  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT MON AUG 20 2018  
 
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR AUGUST 19 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1996 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 151 PM 89 2005 81 3 83  
MINIMUM 67 530 AM 56 1997 63 4 61  
AVERAGE 76 72 4 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 2007 0.13 -0.13 0.00  
MONTH TO DATE 2.47 2.36 0.11 1.49  
SINCE JUN 1 13.56 9.69 3.87 14.89  
SINCE JAN 1 28.58 21.18 7.40 31.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 4  
SINCE JUN 1 18 56 -38 18  
SINCE JUL 1 0 4 -4 4  
 
COOLING  
YESTERDAY 11 7 4 7  
MONTH TO DATE 243 154 89 114  
SINCE JUN 1 756 577 179 551  
SINCE JAN 1 893 619 274 575    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
   
......................................................
 
 
 
THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 2010  
MINIMUM TEMPERATURE (F) 63 57 2015  
2012  
2002  
 
 
SUNRISE AND SUNSET  
AUGUST 20 2018........SUNRISE 605 AM CDT SUNSET 745 PM CDT  
AUGUST 21 2018........SUNRISE 606 AM CDT SUNSET 743 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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