474  
CDUS43 KLOT 300634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT FRI MAY 30 2025  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 29 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 3:32 PM 90 2006 76 -4 71  
MINIMUM 50 3:08 AM 35 2021 54 -4 47  
AVERAGE 61 64 -3 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.82 2011 0.13 -0.13 T  
MONTH TO DATE 1.59 4.09 -2.50 3.42  
SINCE MAR 1 6.49 9.50 -3.01 10.19  
SINCE JAN 1 8.06 12.01 -3.95 12.64  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 4 0 6  
MONTH TO DATE 225 205 20 79  
SINCE MAR 1 1329 1547 -218 1170  
SINCE JUL 1 5649 6324 -675 5231  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 27 42 -15 46  
SINCE MAR 1 33 48 -15 54  
SINCE JAN 1 33 48 -15 54    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 44 4:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 2010  
MINIMUM TEMPERATURE (F) 54 36 2021  
 
SUNRISE AND SUNSET  
MAY 30 2025...........SUNRISE 5:21 AM CDT SUNSET 8:21 PM CDT  
MAY 31 2025...........SUNRISE 5:21 AM CDT SUNSET 8:21 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page