618  
CDUS43 KLOT 220631  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT WED MAY 22 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 21 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 89R 3:05 PM 87 2009 73 16 80  
MINIMUM 62 5:26 AM 26 2002 51 11 46  
AVERAGE 76 62 14 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.48 2018 0.14 -0.14 0.00  
MONTH TO DATE 2.12 3.03 -0.91 1.21  
SINCE MAR 1 8.89 8.44 0.45 5.49  
SINCE JAN 1 11.34 10.95 0.39 10.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 2  
MONTH TO DATE 71 170 -99 126  
SINCE MAR 1 1162 1512 -350 1414  
SINCE JUL 1 5223 6289 -1066 5764  
 
COOLING  
YESTERDAY 11 2 9 0  
MONTH TO DATE 36 22 14 15  
SINCE MAR 1 44 28 16 26  
SINCE JAN 1 44 28 16 26    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 16.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 88 2011  
MINIMUM TEMPERATURE (F) 51 34 2006  
 
SUNRISE AND SUNSET  
MAY 22 2024...........SUNRISE 5:26 AM CDT SUNSET 8:14 PM CDT  
MAY 23 2024...........SUNRISE 5:25 AM CDT SUNSET 8:15 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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