712  
CDUS43 KLOT 220631  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT SUN MAR 22 2026  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MARCH 21 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 76 4:40 PM 83 2012 49 27 61  
MINIMUM 40 4:26 AM 12 2013 30 10 27  
AVERAGE 58 40 18 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 2007 0.06 -0.06 0.00  
MONTH TO DATE 3.57 1.25 2.32 2.41  
SINCE MAR 1 3.57 1.25 2.32 2.41  
SINCE JAN 1 4.82 3.76 1.06 3.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 26 -19 21  
MONTH TO DATE 495 615 -120 486  
SINCE MAR 1 495 615 -120 486  
SINCE JUL 1 5137 5392 -255 4807  
 
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)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 36 5:00 PM  
AVERAGE 65  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 83 2012  
MINIMUM TEMPERATURE (F) 30 13 2002  
 
SUNRISE AND SUNSET  
MARCH 22 2026.........SUNRISE 6:53 AM CDT SUNSET 7:08 PM CDT  
MARCH 23 2026.........SUNRISE 6:51 AM CDT SUNSET 7:09 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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