719  
CDUS43 KLOT 192134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT SUN JUL 19 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 19 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 1:45 PM 97 2011 84 -4 83  
MINIMUM 63 4:08 AM 54 2014 64 -1 71  
AVERAGE 72 74 -2 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.44 2008 0.11 -0.11 0.24  
MONTH TO DATE 3.97 2.15 1.82 4.54  
SINCE JUN 1 10.60 5.80 4.80 7.19  
SINCE JAN 1 23.48 18.06 5.42 15.25  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 24 33 -9 18  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 7 9 -2 12  
MONTH TO DATE 233 167 66 214  
SINCE JUN 1 387 342 45 481  
SINCE JAN 1 446 398 48 514    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 72  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 2011  
MINIMUM TEMPERATURE (F) 64 54 2009  
 
SUNRISE AND SUNSET  
JULY 19 2026..........SUNRISE 5:34 AM CDT SUNSET 8:24 PM CDT  
JULY 20 2026..........SUNRISE 5:35 AM CDT SUNSET 8:23 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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