826  
CDUS43 KLOT 180634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST WED FEB 18 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 17 2026...  
 
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)  
YESTERDAY  
MAXIMUM 56 3:48 PM 66 2017 35 21 8  
MINIMUM 34 2:59 AM -5 2021 19 15 -1  
AVERAGE 45 27 18 4  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.82 2008 0.04 -0.01 0.00  
MONTH TO DATE 0.04 0.68 -0.64 0.15  
SINCE DEC 1 2.62 3.62 -1.00 2.56  
SINCE JAN 1 1.21 1.95 -0.74 1.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 38 -18 61  
MONTH TO DATE 607 674 -67 690  
SINCE DEC 1 3215 3100 115 2998  
SINCE JUL 1 4298 4386 -88 3912  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 9.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 11:00 PM  
LOWEST 57 2:00 PM  
AVERAGE 79  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 69 2017  
MINIMUM TEMPERATURE (F) 20 -8 2006  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2026......SUNRISE 6:44 AM CST SUNSET 5:30 PM CST  
FEBRUARY 19 2026......SUNRISE 6:43 AM CST SUNSET 5:31 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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