312  
CDUS43 KLOT 232236  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CST THU JAN 23 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 23 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 25 5:57 AM 46 2002 30 -5 36  
MINIMUM 14 9:32 AM -7 2014 15 -1 33  
AVERAGE 20 23 -3 35  
 
PRECIPITATION (IN)  
TODAY 0.01 0.31 2024 0.04 -0.03 0.31  
MONTH TO DATE 0.08 0.96 -0.88 1.39  
SINCE DEC 1 1.15 2.63 -1.48 3.65  
SINCE JAN 1 0.08 0.96 -0.88 1.39  
 
DEGREE DAYS  
HEATING  
TODAY 45 42 3 30  
MONTH TO DATE 1065 957 108 1019  
SINCE DEC 1 2020 2091 -71 1871  
SINCE JUL 1 2934 3377 -443 3037  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 12:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 70  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 45 2010  
MINIMUM TEMPERATURE (F) 15 -10 2002  
 
SUNRISE AND SUNSET  
JANUARY 23 2025.......SUNRISE 7:13 AM CST SUNSET 4:57 PM CST  
JANUARY 24 2025.......SUNRISE 7:12 AM CST SUNSET 4:58 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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