699  
CDUS43 KLOT 180638  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
138 AM CDT THU APR 18 2019  
 
   
...............................
 
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 17 2019...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 424 PM 84 2002 62 15 43  
MINIMUM 47 1246 AM 26 2018 38 9 26  
AVERAGE 62 50 12 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.59 0.12 -0.12 0.00  
MONTH TO DATE 1.24 1.68 -0.44 1.36  
SINCE MAR 1 3.12 4.04 -0.92 3.06  
SINCE JAN 1 6.33 6.77 -0.44 5.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 15 -12 30  
MONTH TO DATE 286 307 -21 506  
SINCE MAR 1 1221 1143 78 1392  
SINCE JUL 1 6297 5898 399 6264  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
   
......................................................
 
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 88 2002  
MINIMUM TEMPERATURE (F) 38 26 2018  
 
 
SUNRISE AND SUNSET  
APRIL 18 2019.........SUNRISE 608 AM CDT SUNSET 737 PM CDT  
APRIL 19 2019.........SUNRISE 607 AM CDT SUNSET 738 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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