847  
CDUS43 KLOT 120635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT SUN MAY 12 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 11 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 71 2:27 PM 92 2022 69 2 82  
MINIMUM 48 3:46 AM 33 2021 47 1 48  
AVERAGE 60 58 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.07 2002 0.15 -0.15 0.00  
MONTH TO DATE 1.93 1.62 0.31 0.33  
SINCE MAR 1 8.70 7.03 1.67 4.61  
SINCE JAN 1 11.15 9.54 1.61 9.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 8 -3 0  
MONTH TO DATE 54 105 -51 80  
SINCE MAR 1 1145 1447 -302 1368  
SINCE JUL 1 5206 6224 -1018 5718  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 2 7 -5 13  
SINCE MAR 1 10 13 -3 24  
SINCE JAN 1 10 13 -3 24    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 34 4:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 2022  
MINIMUM TEMPERATURE (F) 47 30 2021  
 
SUNRISE AND SUNSET  
MAY 12 2024...........SUNRISE 5:35 AM CDT SUNSET 8:04 PM CDT  
MAY 13 2024...........SUNRISE 5:34 AM CDT SUNSET 8:05 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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