169  
CDUS43 KLOT 132134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT TUE MAY 13 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 13 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 80 2:13 PM 89 2022 70 10 80  
MINIMUM 59 5:09 AM 32 2013 48 11 60  
AVERAGE 70 59 11 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.80 2010 0.15 -0.15 0.12  
MONTH TO DATE 0.71 1.91 -1.20 2.05  
SINCE MAR 1 5.61 7.32 -1.71 8.82  
SINCE JAN 1 7.18 9.83 -2.65 11.27  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 0  
MONTH TO DATE 106 120 -14 55  
SINCE MAR 1 1210 1462 -252 1146  
SINCE JUL 1 5530 6239 -709 5207  
 
COOLING  
TODAY 5 1 4 5  
MONTH TO DATE 5 9 -4 7  
SINCE MAR 1 11 15 -4 15  
SINCE JAN 1 11 15 -4 15    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 4:00 AM  
LOWEST 52 3:00 PM  
AVERAGE 71  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 2013  
MINIMUM TEMPERATURE (F) 48 37 2000  
 
SUNRISE AND SUNSET  
MAY 13 2025...........SUNRISE 5:34 AM CDT SUNSET 8:05 PM CDT  
MAY 14 2025...........SUNRISE 5:33 AM CDT SUNSET 8:06 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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