446  
CDUS43 KLOT 170632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT FRI MAY 17 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 16 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 2:54 PM 88 2001 71 4 79  
MINIMUM 48 4:22 AM 34 2011 49 -1 50  
AVERAGE 62 60 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 2002 0.14 -0.14 0.00  
MONTH TO DATE 2.07 2.33 -0.26 1.14  
SINCE MAR 1 8.84 7.74 1.10 5.42  
SINCE JAN 1 11.29 10.25 1.04 10.46  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 7 -4 0  
MONTH TO DATE 71 141 -70 94  
SINCE MAR 1 1162 1483 -321 1382  
SINCE JUL 1 5223 6260 -1037 5732  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 7 12 -5 15  
SINCE MAR 1 15 18 -3 26  
SINCE JAN 1 15 18 -3 26    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 9:00 PM  
LOWEST 60 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 85 1998  
2001  
MINIMUM TEMPERATURE (F) 49 32 2002  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 5:30 AM CDT SUNSET 8:09 PM CDT  
MAY 18 2024...........SUNRISE 5:29 AM CDT SUNSET 8:10 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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