091  
CDUS43 KLOT 020640  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
140 AM CDT THU APR 02 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 1 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 40 10:24 PM 83 2010 54 -14 46  
MINIMUM 35 8:07 AM 22 2018 33 2 26  
AVERAGE 38 44 -6 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 0.36 2024 0.08 0.06 T  
MONTH TO DATE 0.14 0.08 0.06 T  
SINCE MAR 1 4.71 2.05 2.66 2.90  
SINCE JAN 1 5.96 4.56 1.40 4.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 21 6 29  
MONTH TO DATE 27 21 6 29  
SINCE MAR 1 699 871 -172 691  
SINCE JUL 1 5341 5648 -307 5012  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 16.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 76 12:00 PM  
AVERAGE 87  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 80 2010  
MINIMUM TEMPERATURE (F) 34 17 2018  
 
SUNRISE AND SUNSET  
APRIL 2 2026.........SUNRISE 6:34 AM CDT SUNSET 7:20 PM CDT  
APRIL 3 2026.........SUNRISE 6:32 AM CDT SUNSET 7:21 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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